DIY Parts & Components

1. Amplifier output can only be connected to independent speakers or passive speakers2. The product does not include a power supply, you need to provide their own power supply DC9-24V, pay attention to the quality of the power supply, you need a pure DC power supply, with a complete rectifier filter, such as directly separate transformer will burn out3. In the case of sufficient audio input, power supply voltage/current is sufficient, there will be enough output power4. The higher the power supply voltage, the higher the output power, the lower the impedance of the speaker, the higher the output power5. Please make sure that the power of the adapted power supply is greater than the actual working power of the amplifierParameters:1. Bluetooth version: 5.02. Transmission distance: 15 meters without blocking3. Signal-to-noise ratio: greater than 95dB4. Input mode: USB+AUX+bluetooth5. Number of channels: left and right dual-channel (stereo)6. Amplifier chip: TPA3116D2 (with AM interference suppression)7. Adaptable power supply: DC9-24V/5A or above (the higher the voltage, the higher the output power)8. Adaptable Speaker: 20-200W, 2-8Ω9. Output power:- 20W x 2 @12V, 8Ω 35W x 2 @12V, 4Ω- 35W x 2 @19V, 8Ω 60W x 2 @19V, 4Ω- 50W x 2 @24V, 8Ω 90W x 2 @24V, 4Ω10. Protection mechanism: over-voltage, under-voltage, overheating, DC detection, short-circuit protection11. Size: 100 x 77 x 22mm12. Weight: 185g (including packaging)Specification: Package Weight One Package Weight 0.19kgs / 0.43lb One Package Size 13cm * 10cm * 4cm / 5.12inch * 3.94inch * 1.57inch Qty per Carton 80 Carton Weight 15.60kgs / 34.39lb Carton Size 41cm * 38cm * 32cm / 16.14inch * 14.96inch * 12.6inch Loading Container 20GP: 534 cartons * 80 pcs = 42720 pcs 40HQ: 1241 cartons * 80 pcs = 99280 pcs

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1. Bluetooth version: 5.0 (unobstructed, 15 meters)2. Signal-to-noise ratio: greater than 90dB3. Input mode: AUX+Bluetooth4. Number of channels: left and right dual-channel (stereo)5. Adaptable speaker: 15-100W, 4-8 ohms6. Protection mechanism: overheat/overcurrent/short-circuit protection7. Adaptable power supply:- 12V: 8 ohm/12W+12W, 4 ohm/20W+20W- 15V: 8 ohm/18W+18W, 4 ohm/30W+30W- 19V: 8 ohm/30W+30W, 4 ohm/30W+30W- 24V: 8 ohm/40W+40W, 4 ohm/50W+50W8. Size: about 8.9 x 6 x 2.1cm9. Weight: about 111g (including packaging)Tip: In the case of sufficient power supply voltage/current in the audio input will have enough output power, the higher the power supply voltage the higher the output power, the lower the impedance of the speaker the higher the output power, please make sure that the adapted power supply power is greater than the actual working power of the amplifierSpecification: Package Weight One Package Weight 0.14kgs / 0.30lb One Package Size 14cm * 8cm * 3cm / 5.51inch * 3.15inch * 1.18inch Qty per Carton 280 Carton Weight 32.10kgs / 70.77lb Carton Size 50cm * 50cm * 50cm / 19.69inch * 19.69inch * 19.69inch Loading Container 20GP: 213 cartons * 280 pcs = 59640 pcs 40HQ: 495 cartons * 280 pcs = 138600 pcs

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1. Power supply range: 3.7-5.5V2. Exquisite double-layer board design, large area of copper, stable and reliable3. Anti-static bag packaging, to avoid static electricity damage to the product on the way to the shipment4. Weight: about 10.5 g5. Size: about 4.5 x 3.6 cmModule highlights:1. Strong sound quality, on-board 2W mono amplifier (5V power supply up to 3W) directly connected to the speakers (recommended with 4Ω 3W speakers), 3.5mm gold-plated headphone socket can be connected to headphones or external audio2. With MicroUSB power supply interface, through the cell phone cable using mobile power or USB charger power supply, can also be used 3.7V lithium battery, USB 5V power supply3. Support TF card (cell phone internal memory card), U disk playback mode4. With speaker terminals without welding, convenient wiring, modular design for easy modification5. Supporting MP3 format, power on automatic playback, playback status when the red LED indicator update6. Support U disk (tested 32G), TF card (tested 16G) playback mode; power on the default TF card mode, if the TF card does not exist automatically jump to the U disk mode, and the two devices are installed, you can manually set up the playback mode, please see the key operation instructions for details7. Keys can be adjusted up and down the track switching, volume + -, pause / play, mode switching, key to set a single song / full cycle, power on the default full cycle, press the Repeat key to replace the cycle modeKey operation description:1. Prev/V--key: short press to switch to the previous song, long press for the volume decreasing2. Next/v++ key: short press to switch to the next song, long press to increase the volume3. P/P/Mode key: short press for play/pause switch, long press for U disk, TF card mode selection4. Repeat key: short press for single song / full song cycle switch (no long press function)Attention:1. Long press time is about 2s2. If you use U disk mode, 5V power supply is recommended, some U disk does not support 3.7V power supplySpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 8cm * 6cm * 5cm / 3.15inch * 2.36inch * 1.97inch Qty per Carton 210 Carton Weight 5.30kgs / 11.68lb Carton Size 50cm * 37cm * 32cm / 19.69inch * 14.57inch * 12.6inch Loading Container 20GP: 450 cartons * 210 pcs = 94500 pcs 40HQ: 1045 cartons * 210 pcs = 219450 pcs

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1. Bluetooth version: 5.02. Operating voltage: DC8-24V3. Transmission distance: 15 meters (visible and unobstructed)4. Number of channels: dual-channel (stereo)5. Adaptable speaker power (30W-150): 4 ohms (8-12V power supply), 8 ohms (8-24V power supply), 16 ohms (8-24V power supply)6. Module protection mechanism: reverse power supply protection, short-circuit protection, self-recovery overheating protection7. Note: to improve the performance of the module, it is recommended to work more than 20W x 2 application scenarios under the amplifier chip plus heat dissipation8. Anti-static bag packaging, acrylic panels have a protective film, please tear off when assembling9. Module size: about 5 x 3.3 cmOperating instructions:1. After turning on the power, the blue indicator light will flash quickly to enter the Bluetooth mode2. Enter pairing mode and wait for pairing after announcing the beep3. Mobile phone bluetooth search to XY-P15W (amplifier board device name), click XY-P15W connection4. After successful connection, play the tone, the indicator light will be on, you can play the music on your cell phone, and the indicator light will flash slowly when playing the music5. Bluetooth disconnect the amplifier board to prepare for the next pairing, and play the tone after entering the pairing mode waiting for the pairingPrecautions for use:1. Amplifier board to use as far away from WIFI signals (router)2. Recommended power supply voltage DC 8-24V, more than 26V, the chip will be burned3. Connect 4 ohm speakers when the power supply does not exceed 12V, connect 8 ohm speakers when the power supply does not exceed 24V4. Recommended power supply current is more than 2A5. Module working power more than 20W x 2, need to add heat sinks6. The speaker cable should not be too long, ensure that 1 meter or less is suitable7. Pay attention to electrostatic protection, contact the amplifier board before the need to release the hand of static electricity, to avoid static electricity will chip breakdown, bluetooth chip is more sensitive to static electricity8. It is recommended to adapt to the speaker rated power 30W and above, to avoid burning the speaker heatSpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 12cm * 6cm * 2cm / 4.72inch * 2.36inch * 0.79inch Qty per Carton 360 Carton Weight 8.30kgs / 18.30lb Carton Size 50cm * 38cm * 32cm / 19.69inch * 14.96inch * 12.6inch Loading Container 20GP: 438 cartons * 360 pcs = 157680 pcs 40HQ: 1018 cartons * 360 pcs = 366480 pcs

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1. Power supply: DC dual power supply ± 58 ± 70v2. Rated output power: 500w (± 65v power supply, 4 ohm load, 10% deformation)3. Efficiency: greater than 90%4. S / N ratio: 90db5. Total harmonic distortion:380w (+/- 65 power 4 ohm speaker, distortion <0.1%)280w (+/- 65 power 8 ohm speaker, distortion <0.1%)6. Frequency range: 20Hz-20kHz7. Voltage magnification: 36 times8. Input sensitivity 1.5v (RMS)9. Output short circuit protection: yes10. Output DC bias protection Speaker protection: yes11. Overheat protection: Yes, the temperature of the radiator is higher than 100 degrees Celsius, turn off the output!12. Product size: about 100 × 50 × 30mm13. Net weight: 100gSpecification: Package Weight One Package Weight 0.12kgs / 0.25lb One Package Size 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch Qty per Carton 242 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 242 pcs = 42834 pcs 40HQ: 412 cartons * 242 pcs = 99704 pcs

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Notes1. The Micro:bit V2.0 board currently on sale in our store are V2.2 versions updated by BBC in 2022. The overall functions of the V2.2 board and the V2.0 board are the same, only little details are optimized and adjusted. 2. If you purchase this kit with Micro:bit V2.0, we will ship the V2.2 board by default. 3. 16-in-1 superkit programmable building block kit is designed based on BBC Micro:bit, which is composed of Super:bit expansion board, building block servo, Building block motor, battery and 358 building block parts. 4. We combine building blocks with electronic devices to bring your building blocks to life, and it can also play music and realize colorful lights. On the one hand, it allows children to learn programming. On the other hand, it can also cultivate children practical ability and stimulate creativity by assembling building blocks.Features1. Designed based on BBC Micro:bit, equipped with Super:bit professional expansion board. - Popular microcontrollers for children are suitable for STEAM education. - Super:bit expansion board specially designed for Micro:bit can integrate with building blocks well, build any shape, and drive building block servo, motor, RGB lights and other devices. 2. 16 kinds of building block models + full color printing project instruction manual - The building block parts of this kit are dominated by blue and white, the whole is full of science and technology,which can be assembled into N models. - The manual include assembly steps of 16 kinds of model and basic instruction content for programming. 3. MakeCode programming + Python programming, suitable for users with different ages. - MakeCode programming: Itcan effectively reduce learning threshold and improve children interest in learning by by dragging and splicing colorful building blocks - Python programming: A string of character commands control the building blocks, writing a wonderful chapter belonging to the Makers and building block enthusiasts. 4. Support APP/game handle remote control - When using different equipment to interact with the building blocks, user can experience the fun brought by technology. 5. Compatible with Lego building block, various gameplays - 16 kinds of models with up to 80+ gameplays, such as spider walking, helicopter propeller rotation, car wriggling, cannonball shooting, etc. - Users can also expand through more Lego bricks and build more interesting shapes.Specifications1. Applicable age: 8 years old and above 2. Programming language: MakeCode graphical programming/python programming 3. Remote control method: BT APP/ micro:bit gamepad 4. Main material: ABS 5. Onboard functions: RGB lights, buzzer, etc. 6. Number of building blocks: 358 high-precision building blocks 7. Motor/Servo: Motor x 2; Servo x 1 8. Operating temperature: 4-40 degrees CelsiusSpecification: Package Weight One Package Weight 1.65kgs / 3.64lb One Package Size 34cm * 30cm * 10cm / 13.39inch * 11.81inch * 3.94inch Qty per Carton 10 Carton Weight 17.50kgs / 38.58lb Carton Size 62cm * 52cm * 35cm / 24.41inch * 20.47inch * 13.78inch Loading Container 20GP: 236 cartons * 10 pcs = 2360 pcs 40HQ: 548 cartons * 10 pcs = 5480 pcs

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About The ProtuctThis world of module programmable robot kit includes 1 professional sensor expansion board, 2 building block servos, 10 electronic sensor modules and 300+ building block parts. Support MakeCode and Python programming, suitable for users over 6 years old. We have created more than 20 kinds of models, and also provided detailed experimental cases for children to learn programming and sensor knowledge while playing with building blocks.Features19 kinds of modules 1. 4 kinds of key input modules: button module, potentiometer module, rocker module, collision module. 2. 9 kinds of sensor modules: gesture recognition module, human body infrared module, infrared module, photosensitive module, sound module, temperature-humidity module, ultrasonic module, vibration module, color recognition module. 3. 2 kinds of display modules: digital tube module, RGB module. 4. 1 kind of remote communication module: infrared receiving module. 5. 1 kind of motor drive module: vibration motor module 6. 2 kinds of voice interaction modules: buzzer module, speech broadcast module. 3 kinds of expansion boards 1. Micro:bit expansion board: suitable for Micro:bit board, using MakeCode graphical programming, suitable for young children. 2. Arduino sensor expansion board: suitable for Arduino UNO board, using Arduino IDE C++ programming, suitable for students with programming experience. 3. Pico expansion board: suitable for Pico board, using Python programming, suitable for Raspberry Pi fans. Compatible with Lego blocks - A building block expansion package is available. Use anti-reverse PH2.0 cable 1. Buy any module and get a 30cm PH2.0 cable for free. 2. Easy to plug, and can avoid users connecting the line wrongly. Environmentally friendly and beautiful private mode case 1. Perfectly compatible with every module and does not affect any wiring. 2. Using ABS material, beautiful and durable. 3. Block holes are reserved on the bottom and around the case, which can be fixed on the blocks.Specification: Package Weight One Package Weight 0.98kgs / 2.16lb One Package Size 30cm * 23cm * 6cm / 11.81inch * 9.06inch * 2.36inch Qty per Carton 10 Carton Weight 10.50kgs / 23.15lb Carton Size 47cm * 32cm * 32cm / 18.5inch * 12.6inch * 12.6inch Loading Container 20GP: 554 cartons * 10 pcs = 5540 pcs 40HQ: 1286 cartons * 10 pcs = 12860 pcs

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Notes1. The Micro:bit V2.0 board currently on sale in our store are V2.2 versions updated by BBC in 2022. The overall functions of the V2.2 board and the V2.0 board are the same, only little details are optimized and adjusted. 2. If you purchase this kit with Micro:bit V2.0, we will ship the V2.2 board by default. 3. Tiny:bit is a robotic car for the micro:bit education market. It is compact, easy to assemble, and easy to move in tight spaces. The Tiny:bit smart car is based on the micro:bit development board design and uses the online code programming of MakeCode and Python. Rich sensor applications allow Tiny:bit for easy interaction. The Tiny:bit smart car has a set of alligator clips on the rear that can be creative and expand.Features1. Simple design with small size. 2. Support Makecode graphical programming and Python programming. 3. "Interactive" Robotic car. 4. Alligator clip at the end. 5. Intelligent obstacle avoidance, following, playing music, tracking,Interesting lighting and APP supporting. 6. Compatible with building block.Package List1. Car chassis x 1 2. Remote control x 1 3. Motor x 2 4. Universal wheel x 1 5. Motor mounting x 2 6. Tire x 2 7. Micro USB cable x 1 8. Plastic rivet bag x 1 9. Line tracking map x 1 10. Manual x 1 11. Packing box x 1Specification: Package Weight One Package Weight 0.45kgs / 0.98lb One Package Size 26cm * 23cm * 7.5cm / 10.24inch * 9.06inch * 2.95inch Qty per Carton 20 Carton Weight 9.80kgs / 21.61lb Carton Size 53cm * 47cm * 37cm / 20.87inch * 18.5inch * 14.57inch Loading Container 20GP: 289 cartons * 20 pcs = 5780 pcs 40HQ: 671 cartons * 20 pcs = 13420 pcs

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1. Color: Black 2. Material: PA66 3. Frequency: 50/60HZ 4. Current: 0.14A 5. Voltage: 220-240V 6. Suitable for DIY project 7. Dimensions: 12.0 cm x 12.0 cm x 3.8 cm 8. Weight: 377gSpecification: Package Weight One Package Weight 0.43kgs / 0.94lb One Package Size 12cm * 12cm * 4cm / 4.72inch * 4.72inch * 1.57inch Qty per Carton 40 Carton Weight 17.00kgs / 37.48lb Carton Size 36cm * 36cm * 20cm / 14.17inch * 14.17inch * 7.87inch Loading Container 20GP: 1028 cartons * 40 pcs = 41120 pcs 40HQ: 2388 cartons * 40 pcs = 95520 pcs

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1. Model: 24T1812 2. Input: AC 16V-28V 3. Output: DC 12V 1.5A 4. Dimensions: 7.5 x 3 x 2cm 5. Weight: 38gSpecification: Package Weight One Package Weight 0.07kgs / 0.14lb One Package Size 8cm * 4cm * 3cm / 3.15inch * 1.57inch * 1.18inch Qty per Carton 400 Carton Weight 23.40kgs / 51.59lb Carton Size 42cm * 34cm * 32cm / 16.54inch * 13.39inch * 12.6inch Loading Container 20GP: 583 cartons * 400 pcs = 233200 pcs 40HQ: 1354 cartons * 400 pcs = 541600 pcs

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1. These units can be used for starting and stopping, or the connection and break of devices and electrical machinery. The product could also achieve the requirements of various kinds of special control procedures. 2. Each device connected will need to be powered by its own power source (there is no voltage output from the switch, it only acts as a connecter/dis-connecter for an existing live circuit). 3. If using a 24V device it can be wired in parallel with the switch power supply. Ideal use in 1. Vehicle central locking systems 2. Garage doors 3. Electronic gates 4. TV, Motors, Fans, Cameras, Video Signals, Audio Signals, RC applications, Electric 5. Doors/ Locks/ Windows/ Curtains and more 6. Lightweight and portable 7. Easy to install and use Specification: Receiver (Switch) Working Voltage DC 12V Remote Control (Transmitter) Operating Voltage DC 12V Operating Current 30MA Operating Frequency 315MHz Frequency Distance 20-200m (open place) Package Include Package Contents 1 x Wireless Receiver 1 x Transmitter Package Weight One Package Weight 0.09kgs / 0.19lb One Package Size 8cm * 3.8cm * 2cm / 3.15inch * 1.5inch * 0.79inch Qty per Carton 180 Carton Weight 12.60kgs / 27.78lb Carton Size 32cm * 25cm * 18cm / 12.6inch * 9.84inch * 7.09inch Loading Container 20GP: 1851 cartons * 180 pcs = 333180 pcs 40HQ: 4298 cartons * 180 pcs = 773640 pcs

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1. Circuit marker lets you draw electric circuits on circuit paper. Draw your own circuit on paper. 2. Make jumpers and shield electronics. 3. Make electronic circuits easily, so it''s good for education materials. 4. Provide a smooth pen like writing experience in a smooth paper. 5. Instantly magical pen DIY for student maker.Specification: General Size 14cm length Weight 22g Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 17cm * 5cm * 1.5cm / 6.69inch * 1.97inch * 0.59inch Qty per Carton 200 Carton Weight 8.40kgs / 18.52lb Carton Size 36cm * 27cm * 32cm / 14.17inch * 10.63inch * 12.6inch Loading Container 20GP: 857 cartons * 200 pcs = 171400 pcs 40HQ: 1990 cartons * 200 pcs = 398000 pcs

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1. Compact, lightweight, and durable rubber material can effectively protect your camera module. 2. Provides powerful protection against dust, scratches and damage to the camera module. 3. The black soft rubber sleeve provides a comfortable touch and provides better friction, which is not easy to slip from the hand, making it easy for buyers to use. 4. At the same time, a port is reserved on the protective case. 5. Package list: Soft rubber sleeve case x 1Specification: Package Weight One Package Weight 0.04kgs / 0.09lb One Package Size 15cm * 10cm * 1cm / 5.91inch * 3.94inch * 0.39inch Qty per Carton 300 Carton Weight 10.00kgs / 22.05lb Carton Size 42cm * 26cm * 26cm / 16.54inch * 10.24inch * 10.24inch Loading Container 20GP: 939 cartons * 300 pcs = 281700 pcs 40HQ: 2180 cartons * 300 pcs = 654000 pcs

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1. Weatherproof junction boxes, perfect for outdoor use. 2. The IP65 rating, great protection joining wires inside from rain and water. 3. The plastic screws on the lid will not rust and be easy to loosen. 4. The sides of the box are plain to allow you to drill your own cable entries where needed.Specification: General Material Plastic Size 10.1*5.3*3.4 cm Weight 65 g Package Weight One Package Weight 0.08kgs / 0.17lb One Package Size 13cm * 6cm * 5cm / 5.12inch * 2.36inch * 1.97inch Qty per Carton 150 Carton Weight 11.70kgs / 25.79lb Carton Size 50cm * 40cm * 30cm / 19.69inch * 15.75inch * 11.81inch Loading Container 20GP: 444 cartons * 150 pcs = 66600 pcs 40HQ: 1031 cartons * 150 pcs = 154650 pcs

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