Electronics Modules

1. RP2040 microcontroller chip designed by Raspberry Pi in the United Kingdom2. Onboard 3PIN SWD port for connecting the debugged target board3. Standard CMSIS-DAP interface can be used to debug most ARM-based microcontrollers4. Works with OpenOCD and other tools supporting CMSIS-DAP5. Adopts the Raspberry Pi 3PIN Debug Connector Specification6. Onboard 3PIN USB to UART bridge7. Onboard 4PIN I2C port for the testing target board8. Onboard 1.14inch 240×135 pixels 65K color IPS LCD display9. Equipped with plastic case and cables10. Open-source firmware, more convenient to upgrade11. Product size: 61 x 15.86 x 9mm12. Weight: 15g

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Features:1. This is an industrial-grade integrated 802.11b/g/n module that can realize two-way transparent transmission of TTL serial port, WiFi, and network port.2. It integrates multiple functions into one, including serial port server, Modbus gateway, MQTT gateway, UART to HTTPD client, etc.3. Traditional serial port devices or MCU control devices can quickly access WiFi wireless networks through this WiFi module.4. Small size and easy to install.5. Suitable for data collection, IoT gateway, security IoT, smart instrument monitoring and other applicationsProduct parameters:1. Power supply: DC 3.3V2. Power supply method: pin header3. Dimensions: 25 x 40 x 8mm4. Ethernet: 10/100M auto-negotiation (connected through pin header)5. WIFI: Complies with 802.11b/g/n6. Serial port: UART7. Frequency band: 2.412-2.484 GHz8. Wireless network: Station / AP / AP+Station mode9. Security mechanism: WPA-PSK / WPA2-PSK10. Encryption type: TKIP/AES11. Transmission power:802.11b: +19dBm (max @11Mbps)802.11g: +18dBm (max @54Mbps)802.11n: +17dBm (maximum @HT20, MCS7); +17dBm (maximum @HT40, MCS7)12. Receiving sensitivity:802.11b: -89dBm (@11Mbps)802.11g: -81dBm (@54Mbps)802.11n: -73dBm (@HT20, MCS7); -71dBm (@HT40, MCS7)13. Baud rate: 300-460800 bps14. Check digit: none, odd, even, mark, space15. Data bits: 5-9 bits16. Flow control: RTS/CTS17. Protocol: TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP/MQTT18. Configuration: host, browser, serial AT command19. Communication method: TCP/IP direct communication, VCOM20. Working mode: transparent transmission, serial port command, HTTPD Client, Modbus TCP to Modbus RTU21. Operating temperature: -40 to 85 degrees Celsius22. Humidity range: 5% to 95%

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1. Charging mode IN: By setting the upper limit voltage UP and lower limit voltage dn; when the battery voltage is less than or equal to the lower limit voltage dn, the relay is turned on and the charger starts charging the battery; when the battery voltage is greater than or equal to the upper limit voltage UP, the relay is turned off and complete. One-time automatic charging; the relay is turned on and IN flashes, indicating that charging is in progress.2. Discharge mode OUT: By setting the upper limit voltage UP and lower limit voltage dn; when the battery voltage ≥ the upper limit voltage UP, the relay is turned on and discharge starts; when the battery voltage is less than or equal to the lower limit voltage dn, the relay is turned off to complete an automatic discharge function; The relay is turned on and OUT flashes, indicating that it is discharging.3. Charge/discharge time control function: When the set time parameter OP is non-zero, charge/discharge time control is started; when the relay is turned on to start a charge/discharge, the timing starts; when the timing is completed, the relay is automatically disconnected to complete a charge. /Discharge process; if the timing is completed, in charging mode, the detection voltage is less than the lower limit voltage dn or in discharge mode, the detection voltage is greater than the upper limit voltage UP, the charging time control function will be automatically turned off, and H:ER will flash to remind the user that the time parameter setting is incorrect. Reasonable; press any key to stop flashing4. When charging/discharging time control is not turned on, the product will record a complete time. When entering the time display interface, the charging time will flash and display; it will be cleared when exiting the time display interface or the next charging is turned on (relay is turned on).5. Automatic parameter detection: After setting the parameters and exiting, if the lower voltage limit dn ≥ the upper limit voltage up, the system will flash "ERR" as a reminder.6. Discharge conduction forced start time FOP (0~10S): After the relay conduction conditions are met, the relay is forced to conduct (0~10S) and the battery voltage is detected again; this function is mainly for the discharge function, and some test loads are At the moment of conduction, it will be instantly pulled down to the lower limit voltage, causing the relay to be disconnected due to false triggering, and the normal discharge process cannot be carried out.7. Dimensions: 62x57x22mm8. Weight: 51 grams9. Note: This product is a simple voltage controller that turns on and off the output through a relay. It only functions as a switch and cannot transform voltage.

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1. LED brightness adjustment, frequency and duty cycle can be adjusted2. Motor speed adjustment, frequency and duty cycle are adjustable3. Drive the solenoid valve to engage and release, automatically cycle, delay output, cycle number (or infinite cycle) can be set4. Control the on and off of equipment, conduct switch fatigue tests, voltage sag and other tests to verify the reliability of customer equipment5. Delay start load, the delay time can be set, it will always be on or work intermittently after the delay6. Can directly drive LEDs, motors, solenoid valves and other loads7. Two modes can be selected: PWM mode - frequency (continuous), duty cycle, and number of pulses are adjustable; PULSE pulse mode - positive pulse width time, negative pulse width time, power-on delay start time, pulse The number is adjustable8. Equipped with start and stop buttons to control signal output and stop9. Wide voltage input: 3.3-30V, 5.08mm terminal wiring10. Working voltage: 3.3~30V (be careful not to reverse the positive and negative poles, otherwise they may burn)11. Frequency range: 1Hz~150KHz. Generally, 20KHz is selected for motor speed regulation.12. Number of pulses: 1-9999, or infinite (display ‘----’ means infinite)13. Delay output time: 0.000s-9999s, can be set to 1ms (MIN)14. Positive and negative pulse width length: 0.000s-9999s, 1msMIN can be set)15. Output load capacity: less than 8A (MOS switch tube)16. Output amplitude: The amplitude is equal to the supply voltage (OUT+ and V+ modules are directly connected internally)17. Dimensions: 60x32mm18. Weight: 20 grams

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1. On-board MAX485 chip, suitable for RS-485 communication, low power consumption, limited swing rate transceiver2. 5.08 (mm) pitch 2P terminal block on board, convenient RS-485 communication wiring3. Chip all the pins have been cited, you can control the operation through the microcontroller4. Operating voltage: 5V5. Weight: about 4.2 g6. Board size: about 5.5 x 2.5 cm

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1. Scope of application: Suitable for Arduin beginners, Arduin experimental equipment platform, Arduin interactive electronics, Arduin robots, etc.2. Advantages: Many functions, easy operation, powerful driver library support and function updates.3. Disadvantages: It takes up a lot of I/O and has low power when driving four motors at the same time (compared to the version with less Arduin I/O).4. It can drive 4-channel DC motors or 2-channel stepper motors and also drive 2-channel servos. It supports Arduin UNO and Arduin Mega 2560.5. This is a commonly used DC motor drive module, using the 293D chip small current DC motor drive chip. The pins are made Arduin compatible, which also facilitates enthusiasts to quickly develop based on Arduin.6. 2 5V servo motor (servo) ports connected to Arduin’s high-resolution and high-precision timer - no jitter!7. Up to 4 bidirectional DC motors and 4-channel PWM speed regulation (approximately 0.5% resolution)8. Forward and reverse control of up to 2 stepper motors, single/double step control, staggered or micro-stepping and rotation angle control.9. 4-way H-bridge: Each bridge of the L293D chip provides .0.6A (peak 1.2A) current and has thermal power-off protection, 4.5V to 36V.10. The pull-down resistor ensures that the motor remains stopped when powered on.11. Large terminal terminal block makes wiring easier (10 - 22AWG) and power supply.12. With Arduin reset button.13. 2 large terminal external power supply terminal blocks ensure the separation of logic and motor drive power.14. Compatible with Mega, Diecimila, & Duemilanove.

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1. Function: to realize the remote power on, off, restart, forced shutdown, incoming calls automatically turn on the computer2. Support PCI-E slots (pcie x1 x4 x8 x16), and graphics card slots aligned with the PCIE slots can be used3. Use with APP, at present, a cell phone supports binding up to 4 computers4. Real-time display of computer status, easy to use5. APP interface is simple and easy to use6. Easy to connect, realize remote control and office work7. Weight: about 20gNote: electronic module products, you need to have a certain degree of basic electronics

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1. Digital tube display and LCD display version: only temperature control function, without manual control2. Version without display WFT1: with temperature control and manual switch function, can be manually opened and closed remotely, timing, time delay, cycle switch and other settings (timing delay function, need to keep WIFI has been networking), otherwise the time settings are invalidated3. Product power supply: DC6-30V (recommended 24V or less), WFT1 with 5V MICRO-USB power supply port control terminal for the relay passive output, can be turned on and off the DC voltage and 220V AC voltage (current is recommended to be used within 7A)4. With cloud temperature records, switching action WeChat, e-mail notification, local buzzer alarms5. Networking instructions: ensure that the phone has been connected to the WiFi network, must be 24Ghz band, 5Ghz band can not be paired, if your router 2.4Ghz band and 5Ghz band is combined, please reconfigure the router, separate it, select the 2.4G band for pairing6. Size:- WFT1: 65 x 33mm- WT02-W: 79 x 43 x 27mm- WT03-W: 79 x 43 x 27mm7. Weight:- WFT1: 30g- WT02-W: 50g- WT03-W: 53gNote: electronic module products, you need to have a certain degree of electronic foundation

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1. The current size can be set for limiting the output current, constant current drive, battery charging2. Comes with output anti-backflow function, no need to add anti-backflow diode when charging battery3. After undervoltage protection, as long as the input voltage can be restored to start without re-power off, can be restored4. Enlarge the heat sink and copper, high power rectifier diode5. Usage:- As a general lift module with overcurrent protection ability to use- As a battery charger- As a high-power LED constant current driver module6. Note: this module in more than 3A, 35W use, please strengthen the heat dissipationParameters:1. Input voltage: 4.8-30V2. Output voltage: 0.5-30V3. Output current: can work stably at 3A for a long time, and can reach 4A under enhanced heat dissipation4. Output power: 35W with natural heat dissipation, 60W with enhanced heat dissipation5. Conversion efficiency: 88 percent or so6. Short circuit protection: yes7. Operating frequency: 180KHz8. Size: 68 x 37 x 22mm, mounting hole diameter 3mm9. Weight: 38.7g

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Features:1. WAVE ROVER is a four-wheel-drive mobile robot chassis with an all-metal body. It has strong off-road traversing capabilities and shock absorption performance. All codes are open source and can be developed again.2. Supports multiple hosts (Raspberry Pi, Jetson Nano, Jetson Orin Nano, etc.). The host can communicate with the ESP32 slave through the serial port.3. Equipped with four N20 reduction motors and high-quality gearboxes, the mobile robot can travel at high speeds and has strong power.4. Built-in 3S UPS power module, supports 3 18650 lithium batteries (series connection, not included), provides uninterrupted power supply for the robot, and supports charging and power output at the same time.5. Built-in multi-functional robot driver board, based on ESP32, with onboard WIFI and Bluetooth, used to drive serial bus servos, output PWM signals, expand TF card slots, etc.6. WAVE ROVER uses flexible rubber tires, which greatly reduces the impact of complex terrain and easily meets the needs of high-speed driving, shock absorption, and off-roading.7. Comes with a mounting plate that can be used to install hosts (Raspberry Pi 4B, Jetson Nano, Jetson Orin Nano, etc.), LD19/STL-27L lidar, and gimbal cameras, providing more possibilities for secondary development.Product parameters:1. Tire material: nylon wheels, rubber tires2. Body material: 5052 aluminum alloy (2mm thick)3. OLED screen: 0.91 inches4. Chassis height: 33.70mm5. Tire diameter: 80mm6. Tire width: 42.50mm7. Motor: N20 12V 200RPM x 48. Number of driving wheels: 49. Running speed: 1.25m/s10. Vertical obstacle surmounting ability: 40mm11. Drive payload: 0.8kg12. Climbing ability: 22 degrees13. Minimum turning radius: 0m (rotating in place)14. Motor power: 1.5W x 415. Remote control function: WIFI AP/STA16. Upper surface area: 17551 square millimeters17. Communication interface: UART/serial bus servo interface/I2C18. Battery support: 18650 lithium battery × 3 (delivered without battery)19. Overall dimensions: 194×168×100mm20. Weight: 860g

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1. Digital tube display and LCD display version: only temperature control function, without manual control2. Version without display WFT1: with temperature control and manual switch function, can be manually opened and closed remotely, timing, time delay, cycle switch and other settings (timing delay function, need to keep WIFI has been networking), otherwise the time settings are invalidated3. Product power supply: DC6-30V (recommended 24V or less), WFT1 with 5V MICRO-USB power supply port control terminal for the relay passive output, can be turned on and off the DC voltage and 220V AC voltage (current is recommended to be used within 7A)4. With cloud temperature records, switching action WeChat, e-mail notification, local buzzer alarms5. Networking instructions: ensure that the phone has been connected to the WiFi network, must be 24Ghz band, 5Ghz band can not be paired, if your router 2.4Ghz band and 5Ghz band is combined, please reconfigure the router, separate it, select the 2.4G band for pairing6. Size:- WFT1: 65 x 33mm- WT02-W: 79 x 43 x 27mm- WT03-W: 79 x 43 x 27mm7. Weight:- WFT1: 30g- WT02-W: 50g- WT03-W: 53gNote: electronic module products, you need to have a certain degree of electronic foundation

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1. Metal shell + cooling fan, better protection and heat dissipation2. The casing is made of bent steel plate with powder coating process on the surface. The protection level reaches IP30, making it more sturdy and durable.3. Precise hole position design, each cutout is completely aligned with the circuit board interface4. Easy to connect 40PIN GPIO5. Reasonable layout and full use of various interfaces6. Product size: 106 x 79.5 x 31mm7. Weight: 252 gramsPacking list:-Metal case x 1-Cooling fan x 1-Silicone thermal tape (4PCS) x 1-Screw pack x 1

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1. Interface: PH2.02. Can be utilized for lithium battery charging applications powered by voltage sources with limited current output such as solar panels3. Input voltage range: 4.4V-6V (please note the solar panel voltage, support 5V solar panel)4. Constant voltage charging voltage 4.2V5. Can be used as a voltage source6. Internal integrated charging current adaptive module, can automatically adjust the charging current according to the current output capacity of the input voltage source7. In order to activate the deeply discharged battery and reduce power consumption, it adopts trickle charging mode when the battery voltage is low8. Continuous constant current charging current up to 0.99A (1A)9. Constant current/constant voltage/constant temperature charging mode can maximize the charging current and prevent the chip from overheating10. Automatically enter the low-power sleep mode when the power supply voltage drops11. Charging status and end-of-charging status dual indicator outputs12. C/10 end-of-charge detection, automatic re-charging13. Size: 20 x 40mm

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Protection mechanism:1. Input anti-reverse connection: yes2. Output backflow prevention: yes3. Input undervoltage protection: 4.7-30V adjustable, default 4.7V4. Output over-voltage protection: 0-37V adjustable, default 37V5. Output overcurrent protection: 0-5.2A adjustable, default 5.2A6. Output over power protection: 0-82W adjustable, default 82W7. Over-temperature protection, default 100 degrees celsius8. Timeout protection: 0-100H adjustable, default off9. Over capacity protection: 0-9999AH adjustable, default off10. Super energy protection: 0-9999WH adjustable, default offParameters:1. Input voltage: 6.0-36V2. Output voltage: 0.6-36V3. Output current: 0-5.0A4. Voltage accuracy: the error does not exceed 0.5 percent+1 word5. Output power: 80W6. Current accuracy: error of no more than 0.5 percent + 3 words7. Voltage resolution: 0.01V8. Current resolution: 0.001A9. Conversion efficiency: 88 percent or so9. Soft start: yes10. Size: 79 x 43 x 25mmNotes:1. Electronic module for a kind of electronic components, the purchase must have the basis for use2. Please look at the product picture and description before purchase, otherwise it is easy to buy the wrong or cause damage3. After purchase, please use it according to the parameters, otherwise it will be damaged4. Power supply is very important, DC products must be a standard DC voltage, (i.e., a complete rectifier, filtering, voltage regulator), otherwise it can not be used or will cause damage to the product5. Pay attention to the output connected to the battery, capacitor, positive and negative poles do not reverse, reverse direct scrapped6. Connect inductive loads such as fans, motors, etc., start-up current is large, please leave 2-3 times the margin, that is, 35W can only use the current 1-2A or less, the power is about 10W or less7. When boosting, if the input voltage is low, the output will be limited

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1. Torque: 25kg.cm@12V2. Rotation angle: 360 degrees (0-4095)3. Position sensor resolution: 0.088 degrees (360 degrees/4096)4. Institutional restriction angle: no restriction5. Working voltage: 6-14 V (typ. 12V)6. Gear: high-precision metal gear7. No-load speed: 0.167 seconds/60 degrees (60RPM)@12V8. Encoder type: 12-bit magnetic encoder9. ID range: 1-25310. Baud rate: 38400bps-1Mbps (default 1Mbps)11. Feedback: position, load, speed, input voltage, current, temperature12. No-load current: 200mA@12V13. Stalled rotor current: 2.7A@12V14. KT: 9.26kg.cm/A15. Weight: 97 grams

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1. Input voltage range: 6-24V2. Output voltage: 5.2V (Considering the charging line loss, the output terminal is 5.3-5.4V, and the load terminal is 5.1-5.2V)3. Output current: 3A (in the case of no heat sink, the stable output current is 2A)4. DC-DC USB step-down charging module with working indicator, standard contact gold-plated socket, reliable quality, wear-resistant and durable5. Compatible cell phone models: for Android series, iPhone series, Huawei, Xiaomi, Nokia6. Product weight: about 6.2 g7. Product size: about 33 x 33 x 8 mmPrecautions:1. The input voltage can not exceed 24V, otherwise it will lead to chip damage2. The positive and negative poles of the input must not be reversed, otherwise the chip will be damaged3. When powering on, do not touched on the resistors, capacitors, IC feet on the circuit board with your hands, otherwise it may lead to sudden change of output voltage and damage to the device

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1. Module characteristics: non-isolated boost module (BOOST)2. Input voltage: DC8.5V-48V3. Input current: 10A (MAX). Please strengthen heat dissipation if it exceeds 8A.4. Quiescent current: 10mA (when 12V rises to 20V, the higher the output voltage, the quiescent current will increase)5. Output voltage: 10-50V continuously adjustable6. Constant current range: 0.2-8A7. Temperature: -40 to +85 degrees Celsius (the ambient temperature is too high, please enhance heat dissipation)8. Working frequency: 150KHz9. Conversion efficiency: up to 96%10. Overcurrent protection: Yes11. Input reverse connection protection: Yes12. Installation method: 4 3mm screw holes13. Wiring method: Wiring output14. Module size: 70mm long, 36mm wide, 13mm high15. Weight: 50 gramsApplication:1. DIY a regulated power supply, the input is 12V, and the output can be adjusted from 12-50V.2. Power your electronic equipment and set the output value according to your system voltage.3. As a car power supply, power your laptop, PDA or various digital devicesProduct Supply.4. DIY a high-power notebook mobile power supply: equipped with a large-capacity 12V lithium battery pack, your notebook can shine wherever you go.5. Solar panel voltage stabilization.6. Charge batteries, lithium batteries, etc.

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1. Voltage range: DC 6V-28V2. Current range: within 3A3. Weight: about 22.6 g4. Size: about 3.2 x 5 x 1.5 cmPrecautions:1. Please make sure the power supply is off before attempting to wire the controller2. Connect the DC motor governor to DC power supply, not directly to household 220V AC power supply, otherwise it will damage the governor3. Pay attention to this is not a power module, must be connected to the motor in order to speed, not connected to the motor multimeter output did not change4. Connect the motor can not be divided into positive and negative, when the running direction is inconsistent with the expectation, you can adjust the wire sequence to change the direction5. Do not connect the positive and negative power load reversed, which will damage the controller

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1. Support network: quad-band network2. Operating voltage: 3.7-4.2V (current peak 1A, please do a good job)3. Serial port is TTL serial port, can be directly linked with the microcontroller4. Module power-on automatic boot, automatic network search5. Board all the way signal indicator (signal slow flash, no signal fast flash)6. Full machine chip processing, reflow soldering, stable performance, power supply can be directly powered by lithium batteries7. Weight: about 5.4 g8. Module size: about 2.5 x 2.3 cm

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Product features:1. Adopts FT232BL chip with external EEPRON (93C46)2. Support Windows 103. Support 3 power supply modes: 5V external power supply, 3.3V external power supply, external power supply (requires 3.3V-5V)4. With 3 LEDs: TXD LED, RXD LED, POWER LED5. GND, RXD, TXD, 3V3, 5V: using a curved pin pin out6. The rest of the function PIN: reserved pads CTS, RTSInstructions for use: (to access the MCU as an example)1. GND: connected to GND2. RXD: connect to MCU.TX (Signal flow: MCU.TX - FT232 - PC.RX)3. TXD: connect to MCU.RX (signal flow: PC.TX - FT232 - MCU.RX)4. 3V3/5V: output 3.3V or 5V (the module is powered by USB, the jumper cap must be jumped to 3.3V or 5V)5. RTS: connect to MCU.CTS (signal flow: PC.RTS - FT232 - MCU.CTS)6. CTS: connect to MCU.RTS (Signal flow: MCU.RTS - FT232 - PC.CTS)

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1. Support network: quad-band network2. Operating voltage: 3.7-4.2V (current peak 1A, please do a good job)3. Serial port is TTL serial port, can be directly linked with the microcontroller4. Module power-on automatic boot, automatic network search5. Board all the way signal indicator (signal slow flash, no signal fast flash)6. Full machine chip processing, reflow soldering, stable performance, power supply can be directly powered by lithium batteries7. Weight: about 5.4 g8. Module size: about 2.5 x 2.3 cm

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1. Charging indication: the charging display will show IN letters2. Output load indication: long press the LED button after connecting the load, the output will start, the display will show OUT letters and the relative output voltage and current 5V1A or 5V2.1A3. Protection function: the protection circuit of the boosted lithium battery has been integrated to prevent over-discharge, overcharge and overload4. Note: B+ and B- connected to the boosted battery must not be reversed, reverse must burn, can be connected to a lithium-ion battery can also be connected in parallel with a number of lithium-ion battery5. Capacity of not more than 200,000 mAh, voltage 3-4.2V can be used, lithium positive pole connected to B +, lithium negative pole connected to B-6. Size: about 5.8 x 2.7 x 1.5 cm

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1. 14 digital input/output ports: RX, TX, D2-D132. 8 analog input ports: A0-A73. 1 pair of TTL level serial transceiver ports: RX/TX4. 6 PWM ports: D3, D5, D6, D9, D10, D115. Clock frequency: 16MHz6. Using Atmel Atmega328P-AU microcontroller7. Support serial port download, support external 3.3V-12V DC power supply, support 9V battery power supply.8. The professional version of Mini Pro is a microcontroller board which has 14 digital input/output pins (6 of which can be used as PWM outputs), 8 analog inputs, a 16MHz resonator, a reset button, and mounting holes pin header9. Size: about 33.3 x 18 mm

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1. 14 digital input/output ports: RX, TX, D2-D132. 8 analog input ports: A0-A73. 1 pair of TTL level serial transceiver ports: RX/TX4. 6 PWM ports: D3, D5, D6, D9, D10, D115. Clock frequency: 16MHz6. Using Atmel Atmega328P-AU microcontroller7. Support serial port download, support external 3.3V-12V DC power supply, support 9V battery power supply.8. The professional version of Mini Pro is a microcontroller board which has 14 digital input/output pins (6 of which can be used as PWM outputs), 8 analog inputs, a 16MHz resonator, a reset button, and mounting holes pin header9. Size: about 33.3 x 18 mm

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Feature1. This aluminum heat sink is to cool down the board and make it operate safely2. Reducing the risk of hardware failure because of overheating. Various MOS tube3. Electronic Audio and Video, converter, circuit board, Power IC, Transistor etcSpecification1. Quantity of blade: 242. Material: Aluminum3. Color: Silver4. Blade thickness: 1mm5. Base plate thickness: 2mm6. Size: 150 x 60 x 25mm7. Package included:- 1 x Aluminum heat sink 150 x 60 x 25mm

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1. Support I2C protocol2. With backlight power control, you can set whether to connect the backlight power through the jumper cap. Plug in the jumper cap to connect the backlight power, unplug the jumper cap to disconnect the backlight power3. The contrast can be adjusted. Rotate the blue potentiometer to increase clockwise and decrease counterclockwise. The potentiometer is designed on the front, which is convenient for customers to adjust freely anytime and anywhere4. Modules can be cascaded, up to 8 can be cascaded. Modify the device address by shorting A0/A1/A2. The default address is 0x275. Weight: 5g6. Size: 41.5x19x15.3mm8. Power supply voltage: 2.5-6v9. Note: LCD screen is not included10. Delivery list: one IC module (pearl cotton + anti-static packaging

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1. Input voltage: DC 3.2~40V2. Output voltage: 1.25~35V3. Output current: 3A4. Output ripple: Less than 30mv5. Switching frequency: 65Khz6. Working temperature: -45 to 85 degrees Celsius7. Size: 43x21x14mm8. Note: This is a step-down module, and the input voltage needs to be higher than the output voltage. The output current is greater than 2.5A (or the output power is greater than 10W), please add a heat sink to work for a long time

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1. Two-wire car voltmeter + 5.0V USB charging combo2. High-performance, multi-purpose, intelligent and user-friendly design3. If you don’t need to enable the switch, just disconnect the pointed line4. Ultra-wide range of voltmeter: DC4. 5~40V5. The output current capacity of 5.0V, 2A is enough to meet various USB devices, and the voltage is very stable. This module is short-circuited by D+D- by default, which is compatible with most mobile phone charging, and reserves the installation position of various mobile phone identification resistors. , If you need to add identification resistance, please cut off the wire connecting D+ D-6. Purpose: Ultra-wide input voltage, can be used for cars, battery cars, motorcycles, used to monitor the battery voltage, timely grasp the battery status, can be used for various voltage measurement purposes7. Note: The power module will become hot during normal use. If you are mindful of this heat or are sensitive to heat, please take it carefully.8. Weight: 13g9. Size: 58x21x10mmModule performance and highlights:1. The output current capacity of 5V/2A (note: when the input voltage is 6.5~40V, the output voltage of 5.0V can be stabilized)2. With reverse connection protection, reverse connection will not burn3. With over-current and over-temperature protection4. With USB power indicator5. With wiring terminals, easy to access the line6. High efficiency, low rippleModule instructions:After the module is powered on, the voltage can be detected in real time. When you need to charge mobile phones, Ipads, MP3s and other digital products, just touch the "output enable" button. At this time, the USB power indicator lights up and the USB outputs 5.0V voltage; When you need to turn off the digital tube, touch the "low power consumption" button, and the module enters the ultra-low power standby mode, and the USB output is also turned off accordingly.

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1. Type: Voltage Regulator IC2. Conversion efficiency: 96%3. Features: High power, high efficiency, low ripple, with power indicator, free heat sink4. Module nature: Non-isolated step-down module (BUCK)5. Input voltage: 4-38V (please try not to exceed 38V for input)6. Output voltage: 1.25-36V continuously adjustable7. Output current: 0-5A8. Output power: 75W9. Working temperature: -40 to 85 degrees Celsius10. Working frequency: 180KHz11. Wiring mode: welding, V-IN is input, V-OUT is output12. Load regulation rate: Input 24V, output 12V, measured when the load changes from 1 to 4.5A13. Voltage adjustment rate: When output 12V, 4A, when the voltage changes from 18~32V14. Short circuit protection: Limit current 8A15. Over-temperature protection: Automatically shuts off the output after over-temperature16. Installation method: 2 3mm screws17. Application range: Step-down fields where the input voltage is higher than the output voltage, such as batteries, power transformers, DIY adjustable stabilized power supplies, 24V car pen meter power supplies, industrial equipment step-down, 12V to 3.3V, 12V to 5V, 24V to 5V, 24V to 12V, 36V to 24V, etc.18. Dimensions: 54x23x15mm

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1. Power supply current: 5A2. Input voltage: 5-32V3. Output voltage: 0.8-30V4. Switching frequency: 300KHz5. Working temperature: -40 to 85 degrees Celsius6. Size: 51x26.3x14mm7. Note: The IN- (input negative), IN+ (input positive), OUT- (output negative), and OUT+ (output positive) marked on the module must be connected correctly, otherwise the module may be damaged.Features:1. The module uses imported high-quality chips, with high efficiency (95% higher), and low heat generation, which can reach 5A current. At the same time, it cooperates with the original TI op amp to control the output current, so that the overall output is very stable.2. This module uses the original Sanyo filter capacitor with low ESR, which can make the ripple voltage as low as 50mV3. This module uses machine placement and reflow soldering. At the same time, each module undergoes a two-hour aging test before shipment to ensure high reliability.4. This module is an adjustable step-down module, and the output voltage can be changed by adjusting the blue adjustable resistor on the module. The input and output voltage difference is 1V, and the small voltage can output 0.8V.Battery charging method:1. Determine the float voltage and charging current of the rechargeable battery you need, and the input voltage of the module;2. Adjust the constant voltage potentiometer to adjust the output voltage to about 5V.3. Measure the output short-circuit current with the 10A current block of a multimeter, and adjust the constant current potentiometer to make the output current reach the predetermined charging current value;4. The default shipping current of the charging lamp is 0.1 times the charging current (constant current value).5. Adjust the constant voltage potentiometer to make the output voltage reach the float voltage;6. Connect the battery and try charging.(Steps 1, 2, 3, 4, and 5 are for the module input to connect to the power supply, and the output does not connect to the battery without load.)

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1. Applicable to various platforms such as 51/AVR/AVR/ARM2. Using high current relay, AC250V/10A, DC30V/10A3. Independent wiring of the contact part, safe and reliable4. Standard interface, which can be expanded on various development boards5. With fixing screw holes for easy installation6. Size: 138x56x19.3mm

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1. Purpose: 3 digital audio power amplifier2. Output voltage: 8-24v3. Power amplifier type: Class D4. Output power: 20w5. Output impedance: 4-8 ohms6. Protection: output short circuit protection, overheating protection, function self-recovery7. Module size: 43x55x14mm

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OverviewThis is an OLED display HAT for Raspberry Pi, 1.3inch diagonal, 128x64 pixels, with embedded controller, communicating via SPI or I2C interface.Trying to add a control interface for your Pi? This compact display would be the ideal choice.Features1. Standard Raspberry Pi connectivity, compatible with and direct-pluggable onto Raspberry Pi 2B/3B/3B+/Zero/Zero W2. Optional interfaces: 4-wire SPI, 3-wire SPI, I2C, configured via onboard resistor3. 1x joystick (5-position), 3x pushbuttons, handy and useful4. Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Specifications1. Driver: SH11062. Interface: 4-wire SPI, 3-wire SPI, I2C3. Display color: blue4. Resolution: 128x645. Operating voltage: 3.3V

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Overview1. The PCF8591 AD DA Board features an 8-bit A/D Converter & D/A Converter PCF8591 with four analog inputs, one analog output and a serial I2C-bus interface.2. The PCF8591 AD DA Board features I2C pinheader on one side, and I2C connector on the opposite side. Hence, its more flexible to connect the board to your development system. The board also supports I2C cascading, allowing the use of multi module connected to the I2C bus at the same time by connecting the pinheader and connector.FeaturesPCF8591, I2C pinheader, I2C connector, Adjustable resistor, Analog input for A/Dconversion, Analog output for D/A conversion, Address pins jumper

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Overview1. The Analog Test Board is an accessory board includes an onboard Audio Power Amplifier LM386M, and two high-precision adjustable resistor used for adjusting input voltage level (0-3.3V, 2 channel), and a speaker for indicating the output voltage level by sound volume (1 channel).2. The board is ideal for testing AD/DA function that integrated in the MCUs, it also supports MP3 output, music playing, etc.FeaturesLM386M, speaker, high-precision adjustable resistor × 2, analog input/output

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OverviewThis low power audio module is based on WM8960, supports stereo encoding/decoding, supports sound recording, whats more, it can directly drive speakers to play music.Features1. Integrates high-quality MEMS silicon Mic, supports sound recording2. Onboard standard 3.5mm 4-segment earphone jack, allows sound recording via external earphones with Mic3. Onboard dual-channel speaker interface, directly drives speakers4. Supports common audio sampling rates such as 8/11.025/22.05/44.1/48KHz, etc.5. Supports sound effects such as stereo, 3D surrounding, etc.6. Comes with development resources and manual (STM32 examples for playing, recording)Specifications1. CODEC: WM89602. Operating voltage: 3.3V3. Control interface: I2C4. Audio interface: I2S5. Audio format: WAV6. DAC signal-noise ratio: 98dB7. ADC signal-noise ratio: 94dB8. Earphone driver: 40mW (16Ω@3.3V)9. Speaker driver: 1W per channel (8Ω BTL)

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Overview1. This is a small 1D/2D codes reader, by using the intelligent image recognition algorithm, it will decode the barcode or 2D code on paper or screen, fast and accurately.2. Through the onboard USB and UART interface, it can be directly plugged into a computer, or be easily integrated to kinds of devices due to its small form factor.Features1. Easy to use, requires no knowledges of image recognition2. Decodes various common 1D/2D codes such as Barcode, QR code etc.3. Onboard micro USB and UART serial port, allows to connect with computers or embedded devices4. Configurable via scanning configuration code5. Onboard light source, works in the darkSpecifications1. Operating voltage: 5V2. Operating current: 135mA (scanning), 58mA (standby), 2mA (sleep)3. Operating temperature: 0°C~60°C4. Operating humidity: 5%~95% (Non-condensing)5. Communication interface: UART, USB6. Decodes 1D codes: Codebar, Code 11, Code 39/Code 93, UPC/EAN, Code 128/EAN128, Interleaved 2 of 5, Matrix 2 of 5, MSI Code, Industrial 2 of 5, GS1 Databar(RSS)7. Decodes 2D codes: QR code, Data Matrix, PDF4178. Light source: white9. Scan angels: roll 360°, skew ±65°, pitch ±60°10. Field of view: 28° (horizontal), 21.5° (vertical)11. Dimension: 53.3mm x 21.4mm12. Package contents:- Barcode Scanner Module x1- USB type A plug to micro B plug cable x1- PH2.0 4Pin x1

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Features1. 3W high-power 850 infrared LED2. Onboard photoresistor, the ambient light detector3. Onboard adjustable resistor, for controlling the ambient light threshold of toggling the infrared LED4. Allows adding night vision function to cameras which feature embedded infrared filter :a) 100 degree field of view, two pieces of LED is required to get wider field of viewb) Supported devices : RPi Camera (E), RPi Camera (F), RPi Camera (H)How to Use1. Connect the Infrared LED Board to the camera PCB by screws2. The screw holes are used for both attachment and power supply3. Adjust the adjustable resistor to set a proper ambient light threshold, which toggles the infrared LED automatically4. When ambient light is lower than threshold value, the infrared LED is on, vice versaNote :1. Limited by the Raspberry Pi power supply, the 3W high-power infrared LED might cause the Pi to increase heating, heat sinks are suggested.2. Ideal imaging distance is within 3m. When the distance goes up to 6m, the night vision camera can just capture blurry outlines.

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Raspberry Pi Expansion Board, DC Motor / Stepper Motor DriverFeatures1. Supports Raspberry Pi A+/B+/2B/3B/3B+2. Freescale H-bridge driver MC33886, controls DC motors to turn in both directions3. Onboard 5V regulator, provides power to Raspberry Pi4. Onboard IR receiver, used for remote control robot5. Multi protection circuit, excellent stability- 2A self-recovery fuse, keep your Pi safe- Driver chip features Short-Circuit Shutdown for Large Output Current, Undervoltage Disable Function- Reversed polarity protection for motor output- Anti-reverse diode for power supply6. Power input range: 7V~40V7. Single motor output current: up to 5A8. Power supply current for Raspberry Pi: up to 2AWhats on Board1. Raspberry Pi Expansion Board on board resource2. Raspberry Pi GPIO interface: for connecting Raspberry Pi3. Motor screw terminal: for connecting motors4. External power input5. 74LVC4245AD: voltage level conversion chip, buffer device6. MC33886: motor driver chip7. LM2596-5.0: 5V regulator8. Power indicator9. Raspberry Pi power selection10. OFF: Raspberry Pi powers the Motor Driver Board11. ON: Motor Driver Board powers the Raspberry Pi12. 2A self-recovery fuse13. IR receiver14. Schottky diodes: protects the motor driver15. Power supply anti-reverse diodePackage Contents1. RPi Motor Driver Board x 12. RPi screws pack (2pcs) x 1

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Overview1. This is a 4 port USB hub for Raspberry Pi, provides more USB capability to your Pi, whats more, it features USB to UART converter for easy serial communication.2. It can work with various versions of the Pi, and the size of the board is designed to perfectly fit the Zero / Zero W.USB HUB HAT Features1. 4 USB Ports, compatible with USB2.0/1.12. Onboard USB to UART, convenient for Raspberry Pi serial debugging3. Onboard multi indicators, for monitoring the status of power, USB to UART, and each USB portWhat is on the USB HUB HAT1. Raspberry Pi GPIO interface: For connecting Raspberry Pi2. USB to UART: For controlling the Raspberry Pi via serial terminal3. USB HUB interface (bottom): For connecting the HUB to the Raspberry Pi USB port- Raspberry Pi Zero / Zero W: Connected via Micro USB connector- Raspberry Pi B+ / 2B / 3B / 3B+: Connected via Micro USB cable4. USB extended ports: USB1~USB45. USB port indicators: dedicated indicator for each USB port, D1~D4 for USB1~USB4 respectively6. Power indicator7. USB to UART indicator8. FE1.1S: USB HUB chip9. 12MHz crystal10. CP2102: USB to UART converterSpecifications1. Operating voltage: 5V2. Dimension: 65mm * 30mm3. Mounting hole size: 3.0mm4. Package contents:- USB HUB HAT x1- Micro USB connector x1- Micro USB cable x1- RPi screws pack (2pcs) x1

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NB-IoT HAT for Raspberry Pi, Based on SIM7020E, B1/B3/B5/B8/B20/B28 BandsApplicable Region1. SIM7020E is mainly applicable in Europe, Asia, Africa, Australia.2. Please check the supported bands according to your local service provider when placing order.OverviewThis is an NB-IoT (NarrowBand-Internet of Things) HAT for Raspberry Pi, controlled via serial AT commands, supports communication protocols like LWM2M/COAP/MQTT, etc. Due to the advantages of low delay, low power, low cost, and wide coverage, it is the ideal choice for IoT applications such as intelligent instruments, asset tracking, remote monitoring, and so on.Features1. Raspberry Pi connectivity, compatible with any revision2. Support communication protocols such as LWM2M/COAP/MQTT/TCP/UDP/HTTP/HTTPS, etc.3. Onboard USB interface, for power supply OR debugging4. Breakout UART control pins, to connect with host boards like Arduino/STM325. Onboard voltage translator, 3.3V by default, allows to be switched to 5V via onboard jumper6. SIM card slot, supports NB-IoT specific card7. 2x LED indicators, easy to monitor the working status8. Baudrate: 300bps~921600bps (115200bps by default)9. Control via AT commands (V.25TER, 3GPP TS 27.007, and SIMCOM AT Commands)10. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32/Python)Communications Specifications1. Band- FDD-LTE B1/B3/B5/B8/B20/B28 2. Data rate- Uplink=<62.5Kbps- Downlink=<26.15Kbps3. SMS- Text mode and PDU mode (depends on the NB card)General Specifications1. Power supply: 5V2. Logic level: 5V/3.3V (3.3V by default)3. Overall current (idle mode): ~18mA4. Single module current (VBAT=3.3V):- Idle mode: 5.6mA- Sleep mode: 0.4mA- PSM mode: 5uA- eDRX mode: 70uA (eDRX=655.36s)5. Dimension: 30.5mm x 65.0mmPackage Contents1. SIM7020E NB-IoT HAT x12. Antenna x13. USB type A plug to micro plug cable x14. RPi screws pack (2pcs) x1Note: The Raspberry Pi is NOT included.

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L76X Multi-GNSS HAT for Raspberry Pi, Supports GPS, BDS, QZSSOverview1. This is a Raspberry Pi GNSS HAT which supports Multi-GNSS systems: GPS, BDS, and QZSS, with advantages such as fast positioning, high accuracy, low power consumption, and so on.2. It is an easy way to enable global positioning function for your Raspberry Pi.Features1. Support Multi-GNSS systems: GPS, BDS, and QZSS2. EASY, self track prediction technology, help quick positioning2. AlwaysLocate, intelligent controller of periodic mode for power saving3. Support DGPS, SBAS (WAAS/EGNOS/MSAS/GAGAN)4. UART communication baudrate: 4800~115200bps (9600bps by default)5. Onboard battery holder, supports ML1220 rechargeable battery, for preserving ephemeris information and hot starts6. 4x LEDs for indicating the module working status7. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)GNSS Specifications1. Band: GPS L1(1575.42Mhz), BD2 B1 (1561.098MHz)- Channels: 33 tracking ch, 99 acquisition ch, 210 PRN ch- C/A code- SBA: WAAS, EGNOS, MSAS, GAGAN2. Horizontal position accuracy:- Autonomous: <2.5mCEP3. Time-To-First-Fix @-130dBm (EASY? enabled):- Cold starts: <15s- Warm starts: <5s- Hot starts: <1s4. Sensitivity:- Acquisition: -148dBm- Tracking: -163dBm- Re-acquisition: -160dBm5. Dynamic performance:- Altitude (max): 18000m- Velocity (max): 515m/s- Acceleration (max): 4GGeneral Specifications1. Communication interface: UART2. Baudrate: 4800~115200bps (9600bps by default)3. Update rate: 1Hz (default), 10Hz (max)4. Protocols: NMEA 0183, PMTK5. Power supply voltage: 5V / 3.3V6. Operating current: 13mA7. Operating temperature: -40 degree C ~ 85 degree C8. Dimensions: 65mm x 30.5mmApplications1. Vehicle tracking2. Asset tracking3. Security system4. Industrial PDA5. GIS applicationWhat is on Board1. L76B module2. CP2102: USB TO UART converter3. CAT24C32: EEPROM4. RT9193-33: Power manager5. Backup mode wakeup button6. Standby switch7. Indicators:- RXD/TXD: UART RX/TX indicator- PPS: GPS status indicator- PWR: Power indicator8. Raspberry Pi GPIO connector: For connecting with Raspberry Pi9. USB TO UART port10. GNSS antenna connector11. Battery holder: Support ML1220 rechargeable battery, for preserving ephemeris information and hot starts12. UART selection jumpers- A: control the L76B through USB TO UART- B: control the L76B through Raspberry Pi- C: access Raspberry Pi through USB TO UARTPackage Contents1. L76X GPS HAT x12. GPS External Antenna (B) x13. USB type A plug to micro plug cable x14. RPi screws pack (2pcs) x15. 2x20PIN pinheader x1

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Overview1. The SIM7600A-H 4G HAT is a 4G communication and GNSS positioning module, which supports LTE CAT4 up to 150Mbps for downlink data transfer. it is pretty low power consumption. 2. You can connect this 4G module with computer to surf the Internet, or attach it onto Raspberry Pi to enable functions like 4G high speed connection, wireless communication, making telephone call, sending SMS, global positioning, etc.Applicable Region1. SIM7600A-H is mainly applicable in North America (US, CA, MX), SIM7600E-H is mainly applicable in Southeast Asia, West Asia, Europe, Africa, SIM7600CE-T is mainly applicable in China. 2. Please check the supported bands according to your local service provider, select the proper one when placing order.Features1. Raspberry Pi connectivity, compatible with Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+ 2. Support dial-up, telephone call, SMS, MMS, mail, TCP, UDP, DTMF, HTTP, FTP, etc. 3. Support GPS, BeiDou, Glonass, LBS base station positioning 4. Onboard USB interface, to test AT Commands, get GPS positioning data, and so on 5. Onboard CP2102 USB to UART converter, for serial debugging 6. Breakout UART control pins, to connect with host boards like Arduino/STM32 7. SIM card slot, supports 1.8V/3V SIM card 8. Onboard audio jack and audio decoder for making telephone call 9. 2x LED indicators, easy to monitor the working status 10. Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper 11. Baudrate: 300bps-4Mbps (default: 115200bps) 12. Autobauding baudrate: 9600bps-115200bps 13. Control via AT commands (3GPP TS 27.007, 27.005, and V.25TER command set) 14. Support SIM application toolkit: SAT Class 3, USAT 15. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Communications Specifications1. Band: A. LTE: - SIM7600A-H: LTE-FDD B2/B4/B12 - SIM7600E-H: LTE-FDD B1/B3/B5/B7/B8/B20, LTE-TDD B38/B40/B41 - SIM7600CE-T: LTE-TDD B38/B39/B40/B41, LTE-FDD B1/B3/B8 B. WCDMA / TD-SCDMA/ CDMA 2000 - SIM7600A-H: UMTS/HSPA+ B2/B5 - SIM7600E-H: UMTS/HSPA+ B1/B5/B8 - SIM7600CE-T: UMTS/HSDPA/HSPA+ B1/B8, TD-SCDMA B34/B39, CDMA 1X/EVDO BC0 C. GSM/GPRS/EDGE 900/1800 MHz 2. Generation: 4G, 3G, 2.5G, 2G 3. Emitting power: 0.25W, 0.5W/EGSM900, 0.4W/DCS1800, 2W/GSM900, 1W/DCS1800 4. Data Speed - LTE CAT 4: Uplink=<50 Mbps, Downlink=<150 Mbps - UMTS: Uplink=<384Kbps, Downlink=<384Kbps - EDGE: Uplink=<236.8kbps, Downlink=<236.8kbps - GPRS: Uplink=<85.6kbps, Downlink=<85.6kbps - HSPA+: Uplink=<5.76Mbps, Downlink=<42MbpsGNSS Specifications1. Receiver type - 16-channel - C/A code 2. Sensitivity - Tracking: -159 dBm (GPS) / -158 dBm (GLONASS) / TBD (BD) - Cold starts: -148 dBm 3. Time-To-First-Fix (open air) - Cold starts: <35s - Hot starts: <1s 4. Accuracy - Position: <2.5m CEPSMS and Audio Specifications1. SMS - Support types: MT, MO, CB, Text, PDU - Storage: USIM card and ME (default) 2. Audio feature - Support echo cancellation - Support noise reductionOther Specifications1. Power supply: 5V 2. Operating voltage: 5V/3.3V (configured via jumper) 3. Operating temperature: -30 degree C ~ 80 degree C 4. Storage temperature: -45 degree C - 90 degree C 5. Dimension: 56.21mm x 65.15mmWhat is on Board1. SIM7600CE-T 2. CP2102 USB to UART converter 3. NAU8810 audio decoder 4. TXS0108EPWR voltage translator: Translates 3.3V/5V into 1.8V 5. MP2128DT power chip 6. MP1482 power chip 7. Raspberry Pi GPIO header: For connecting with Raspberry Pi 8. SIM7600 control interface: For connecting with host boards like Arduino/STM32 9. SIM card slot: Supports 1.8V/3V SIM card 10. TF card slot: Allows file/SMS/...storage 11. 3.5mm earphone/mic jack 12. USB interface: For testing AT Commands, getting GPS positioning data, etc. 13. USB to UART interface: For serial debugging, or login to Raspberry Pi 14. MAIN antenna connector 15. AUX antenna connector 16. GNSS antenna connector 17. Power switch 18. Network status indicator 19. Power indicator 20. Operating voltage selection jumper: - VCCIO-3.3V: set operating voltage as 3.3V - VCCIO-5V: set operating voltage as 5V 21. UART selection jumper: - A: Access Raspberry Pi via USB to UART - B: Control the SIM7600 by Raspberry Pi - C: Control the SIM7600 via USB to UARTPackage List1. SIM7600CE 4G HAT x1 2. LTE Antenna x1 3. GPS External Antenna (B) x1 4. USB type A plug to micro plug cable x2 5. RPi screws pack (2pcs) x1

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4G/3G/GNSS HAT for Raspberry Pi, Based on SIM7600E-HApplicable Region1. SIM7600A-H is mainly applicable in North America (US, CA, MX), SIM7600E-H is mainly applicable in Southeast Asia, West Asia, Europe, Africa, SIM7600CE-T is mainly applicable in China.2. Please check the supported bands according to your local service provider, select the proper one when placing order.Overview1. The SIM7600A-H 4G HAT is a 4G communication and GNSS positioning module, which supports LTE CAT4 up to 150Mbps for downlink data transfer. it is pretty low power consumption.2. You can connect this 4G module with computer to surf the Internet, or attach it onto Raspberry Pi to enable functions like 4G high speed connection, wireless communication, making telephone call, sending SMS, global positioning, etc.Features1. Raspberry Pi connectivity, compatible with Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+2. Support dial-up, telephone call, SMS, MMS, mail, TCP, UDP, DTMF, HTTP, FTP, etc.3. Support GPS, BeiDou, Glonass, LBS base station positioning4. Onboard USB interface, to test AT Commands, get GPS positioning data, and so on5. Onboard CP2102 USB to UART converter, for serial debugging6. Breakout UART control pins, to connect with host boards like Arduino/STM327. SIM card slot, supports 1.8V/3V SIM card8. Onboard audio jack and audio decoder for making telephone call9. 2x LED indicators, easy to monitor the working status10. Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper11. Baudrate: 300bps ~ 4Mbps (default: 115200bps)12. Autobauding baudrate: 9600bps ~ 115200bps13. Control via AT commands (3GPP TS 27.007, 27.005, and V.25TER command set)14. Support SIM application toolkit: SAT Class 3, USAT15. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Communications Specifications1. Band: - LTE-- SIM7600A-H: --- LTE-FDD B2/B4/B12-- SIM7600E-H: --- LTE-FDD B1/B3/B5/B7/B8/B20--- LTE-TDD B38/B40/B41-- SIM7600CE-T: --- LTE-TDD B38/B39/B40/B41--- LTE-FDD B1/B3/B8- WCDMA / TD-SCDMA / CDMA 2000-- SIM7600A-H: --- UMTS/HSPA+ B2/B5-- SIM7600E-H: --- UMTS/HSPA+ B1/B5/B8-- SIM7600CE-T:--- UMTS/HSDPA/HSPA+ B1/B8--- TD-SCDMA B34/B39 --- CDMA 1X/EVDO BC0- GSM/GPRS/EDGE 900/1800 MHz2. Generation: 4G, 3G, 2.5G, 2G3. Emitting power: 0.25W, 0.5W@EGSM900, 0.4W@DCS1800, 2W@GSM900, 1W@DCS18004. Data Speed- LTE CAT 4-- Uplink=<50 Mbps-- Downlink=<150 Mbps- UMTS-- Uplink=<384Kbps-- Downlink=<384Kbps- EDGE-- Uplink=<236.8kbps-- Downlink=<236.8kbps- GPRS-- Uplink=<85.6kbps-- Downlink=<85.6kbps- HSPA+-- Uplink=<5.76Mbps-- Downlink=<42MbpsGNSS Specifications1. Receiver type- 16-channel- C/A code2. Sensitivity- Tracking: -159 dBm (GPS) / -158 dBm (GLONASS) / TBD (BD)- Cold starts: -148 dBm3. Time-To-First-Fix (open air)- Cold starts: <35s- Hot starts: <1s4. Accuracy- Position: <2.5m CEPSMS and Audio Specifications1. SMS- Support types: MT, MO, CB, Text, PDU- Storage: USIM card and ME (default)2. Audio feature- Support echo cancellation- Support noise reductionOther Specifications1. Power supply: 5V2. Operating voltage: 5V/3.3V (configured via jumper)3. Operating temperature: -30 degree C ~ 80 degree C4. Storage temperature: -45 degree C ~ 90 degree C5. Dimension: 56.21mm x 65.15mmWhat is on Board1. SIM7600E-H2. CP2102 USB to UART converter3. NAU8810 audio decoder4. TXS0108EPWR voltage translator: translates 3.3V/5V into 1.8V5. MP2128DT power chip6. MP1482 power chip7. Raspberry Pi GPIO header: for connecting with Raspberry Pi8. SIM7600 control interface: for connecting with host boards like Arduino/STM329. SIM card slot: supports 1.8V/3V SIM card10. TF card slot: allows file/SMS/... storage11. 3.5mm earphone/mic jack12. USB interface: for testing AT Commands, getting GPS positioning data, etc.13. USB to UART interface: for serial debugging, or login to Raspberry Pi14. MAIN antenna connector15. AUX antenna connector16. GNSS antenna connector17. Power switch18. Network status indicator19. Power indicator20. Operating voltage selection jumper: - VCCIO - 3.3V: set operating voltage as 3.3V- VCCIO - 5V: set operating voltage as 5V21. UART selection jumper: - A: Access Raspberry Pi via USB to UART- B: Control the SIM7600 by Raspberry Pi- C: Control the SIM7600 via USB to UARTPackage Contents1. SIM7600E-H 4G HAT x12. LTE Antenna x13. GPS External Antenna (B) x14. USB type A plug to micro plug cable x25. RPi screws pack (2pcs) x1

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1.5 inch RGB OLED display module, 128x128 pixels, 16-bit high color, SPI interfaceOverviewThis is a general RGB OLED display Module, 1.5inch diagonal, 128x128 pixels, 16-bit high color (65K colors), with embedded controller, communicating via SPI interface.Features1. 128x128 high resolution, 65K colors, clearly displays colorful images2. Support 4-wire SPI OR 3-wire SPI interface, configured via onboard resistor3. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Specifications1. Driver: SSD13512. Interface: 4-wire SPI, 3-wire SPI3. Display color: RGB, 65K colors4. Resolution: 128x1285. Viewing angle: >160 degree6. Operating voltage: 3.3V / 5V7. Dimension: 44.5 x 37 (mm)Package Contents1. 1.5 inch RGB OLED Module x12. PH2.0 7Pin x1

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1.5inch OLED display Module, 128x128 pixels, 16 gray scale, SPI/I2C interfaceOverviewThis is a general OLED display Module, 1.5inch diagonal, 128x128 pixels, 16 gray scale, with embedded controller, communicating via SPI or I2C interface.Features1. 128x128 high resolution2. 16 gray scale, better display effect3. Support SPI or I2C interface, configured via onboard resistor4. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Specifications1. Driver: SSD13272. Interface: SPI / I2C3. Display color: White4. Gray scale: 165. Resolution: 128x128 (most other competitive products are typically 128x64)6. Viewing angle: >160 degree7. Operating voltage: 3.3V / 5V8. Dimension: 44.5 x 37 (mm)Package Contents1. 1.5 inch OLED Module x12. PH2.0 7Pin x1

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1. Driver chip: SSD13312. Interface: SPI3. Resolution: 96×644. Display size: 0.95inch5. Colors: 65K colorful6. Visible angle: >160°7. Operating temperature: -20~70 degree C8. Storage temperature: -30~80 degree C9. Operating voltage: 3.3V / 5V

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1. Driver chip: SH11062. Interface: 3-wire SPI, 4-wire SPI, I2C3. Resolution: 128*644. Display size: 1.3 inch5. Colors: Blue6. Visible angle: >160 degree7. Operating temperature: -30~70 degree C8. Storage temperature: -30~80 degree C9. Dimension: 40.50mm*37.50mm

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