Test Equipment

1. Display: LCD display2. Sampling rate: 0.5 seconds3. Mileage: 12-300V4. Resolution: 1V5. Accuracy: -+5.0%6. Alarm mode: analog bar, backlight and buzzer7. Automatic shutdown time: about 5 minutes8. Working temperature: 0-40 degrees Celsius9. Storage temperature: -20 to 60 degrees Celsius10. Power supply: built-in 3.7V 400mA lithium battery11. Working height: 2000m12. Equipped with LED flashlight, no fear of darkness

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1. DC voltage: 0-620V (DC mode), 0.5-620V (automatic mode)2. AC voltage: 0-620V (AC mode), 0.5-620V (automatic mode)3. Resistance: 0-104. Frequency: 10-1000Hz5. Infrared temperature measurement: -20 degrees to 400 degrees6. Ambient temperature: 0-50 degrees7. Diode: can identify within 2.0V8. Automatic shutdown: 5 minutes9. Power supply method: 2xAA AA batteries (not included in this product)10. Object distance ratio: 12:111. Voltage and current can be detected simultaneously, and AC and DC can be automatically identified.12. LCD color screen digital display, the larger the count, the higher the accuracy.

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1. DC voltage: 0-620V (DC mode), 0.5-620V (automatic mode)2. AC voltage: 0-620V (AC mode), 0.8-620V (automatic mode)3. Resistance: 0-9.9994. Infrared temperature measurement: -20 to 400 degrees Celsius5. Ambient temperature: 0-50 degrees Celsius6. Automatic shutdown: 5 minutes7. Battery: built-in 1100mA 3.7V lithium battery, additional 2xAAA batteries installed (not included in this product)8. With laser pointer, dual-screen display of real-time temperature and maximum temperature value9. Dual power supply system, automatically switching power supply10. Widely used in lighting industry, electronics and electricians, home maintenance, car maintenance, etc.

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1. Range: 12-300V2. Resolution: 1V3. Accuracy: -+5%4. Display: LCD display5. Sampling rate: 0.5 seconds6. Alarm mode: analog bar, backlight and buzzer7. Automatic shutdown time: about 5 minutes8. Working temperature: 0-40 degrees9. Storage temperature: -20 to 60 degrees10. Power supply: 1.5 AAAx2 (not included in this product)11. Working height: 2000m12. When a live line is recognized, the backlight turns red and an alarm sounds.13. Equipped with LED flashlight to provide lighting14. Compact and portable, saving space

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1. Display: LCD display2. Sampling rate: 0.5 seconds3. Mileage: 12-300V4. Resolution: 1V5. Accuracy: -+5.0%6. Alarm mode: analog bar, backlight and buzzer7. Automatic shutdown time: about 5 minutes8. Working temperature: 0-40 degrees Celsius9. Storage temperature: -20 to 60 degrees Celsius10. Power supply: built-in 3.7V 400mA lithium battery11. Working height: 2000m12. Equipped with LED flashlight, no fear of darkness

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1. DC voltage: 0-620V (DC mode), 0.5-620V (automatic mode)2. AC voltage: 0-620V (AC mode), 0.5-620V (automatic mode)3. Resistance: 0-104. Frequency: 10-1000Hz5. Infrared temperature measurement: -20 degrees to 400 degrees6. Ambient temperature: 0-50 degrees7. Diode: can identify within 2.0V8. Automatic shutdown: 5 minutes9. Power supply method: 2xAA AA batteries (not included in this product)10. Object distance ratio: 4:111. Voltage and current can be detected simultaneously, and AC and DC can be automatically identified.12. LCD color screen digital display, the larger the count, the higher the accuracy.

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1. DC voltage: 0-620V (manual mode), 0.5-620V (automatic mode)2. AC voltage: 0-620V (manual mode), 0.8-620V (automatic mode)3. Resistance: 0-9.9994. Infrared temperature measurement: -20 to 400 degrees Celsius5. Object distance ratio: 12:1 (silicon lens)6. Automatic shutdown: 5 minutes7. Battery: built-in 1100mA 3.7V lithium battery, additional 2xAAA batteries installed (not included in this product)8. With laser pointer, dual-screen display of real-time temperature and maximum temperature value9. Dual power supply system, automatically switching power supply10. Widely used in lighting industry, electronics and electricians, home maintenance, car maintenance, etc.

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1. Test range: 0-15002. Accuracy: -+3%3. Resolution: 0.14. Minimum substrate thickness: 0.5mm5. Minimum measuring surface diameter: 6mm6. Operating temperature: 0-40 degrees Celsius7. Power supply: 3.7V/400mA8. Working height: 2000m9. Highly sensitive probe, automatically identifies the substrate10. High-definition backlight function, clear display in dark environment11. Two measurement modes to meet different usage needs12. Quickly and effectively determine the accident vehicle

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Feature1. Multiple Functions Digital Tester: it can measure DC/AC voltage, resistance, capacitance, frequency, continuity and diode, NCV non-contact voltage measurement, phase sequence detection. 2. Smart(Auto) Measurement: DC/AC voltage, resistance, continuity can be measured, and the meter can automatically identify the measurement signal. 3. User-friendly Data Checking: signal intensity indicator bargraph, it also has data hold function for freezing the measured data for easily viewing. 4. LED Illumination: built-in LED light for illuminating in the dark working spaces. 5. Compact Portable Size: pen type digital multimeter is lightweight and small size, very convenient to carry.Specifications1. DC Voltage: 4V/40V/400V/600V 2. AC Voltage: 4V/40V/400V/600V 3. Resistance: 400.0 Ohm/4.000KR/40.00KR/400.0KR/4.000MR/40.00MR 4. Capacitance: 4.000nF/40.00nF/400.0nF/4.000mF/40.00mF 5. Frequency: 40Hz/400Hz/4kHz/40kHz/400kHz/4MHz 6. Material: ABS 7. Display: 4000 counts 8. Power supply method: 3xAAA batteries (not included)Package List1. Instrument x 1 2. Test pen x 1 3. Color box x 1 4. Instruction manual x 1

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Feature1. NCV High/Low Sensitivity Adjustable: dual sensitivity AC voltage range of 12V~1000V & 48V~1000V with switching S button. 2. AC Voltage Detection: detect AC voltage by contacting the power socket or getting near the live wire with non-contact tip. 3. NCV Phase Sequence Detection: designed with the function of phase sequence measurement. 4. LED Illumination: with flashlight for auxiliary lighting up the working area, convenient to use at night or dark corner. 5. Other Functions: breakpoint checking, high voltage circuit alarm function, live wire measurement and full wire measurement. 6. Auto Power-off: automatically turn off when no operation and no detection of AC voltage after 3 minutes.Specifications1. Voltage detection range: - High sensitivity: AC12-1000V - Low sensitivity: AC48-1000V 2. Frequency: 50/60Hz 3. Alarm mode: sound and light alarm 4. Probe shape: flat and long 5. Backlight: red and green two colors 6. Zero live line judgment: - Green: Neutral line - Red: Live line 7. Signal strength display: analog bar four-level sensitivity 8. Signal strength indication method: the beep changes from slow to fast, the backlight color changes from green to red, and the analog bar changes from low to high 9. Power supply method: AAA battery x2 (not included) 10. Size: 157x27x23mm 11. Weight: about 32g

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1. Suitable for noise monitoring in factories, schools, traffic roads and other fields. 2. Accurate measurement, fast and sensitive. 3. High-definition color screen supports backlight display, easy reading and measurement under strong light and at night. 4. Power supply method: 3xAAA batteries (not included) 5. Measuring range: 30-130dBA 6. Measurement accuracy: +/-1.5dB 7. Working temperature: 0-60 degrees Celsius 8. Resolution: 0.1dB 9. Size: 189x60x33mm

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1. Embedded probe design, the probe is very sharp and can easily penetrate hard wood and solid moisture-containing objects. 2. When the probe is inserted into the object to be measured, the humidity reading can be accurately displayed. 3. High-definition color backlit display with clear readings. 4. Power supply method: 3xAAA batteries (not included) 5. Material humidity measurement range: 0.0-58% (basic accuracy: +/-2%) 6. Ambient temperature measurement range: -20~60 degrees Celsius (basic accuracy: +/-1 degrees Celsius) 7. Relative humidity measurement range: 0.0-99.9%RH (basic accuracy: +/-4%RH) 8. Size: 140x60x33mm 9. Weight: about 150g

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1. Widely used in gas pipeline leak detection, household gas prevention, gold mining, tunnel mine operations, oil and gas extraction, hazardous goods storage warehouses, etc.2. It is convenient for users to safely detect various combustible gases, such as: methane, carbon monoxide, gasoline, ethylene oxide, etc.3. Range: 0-1000PPM4. Sensitivity: 500PPM5. Battery: 2x1.5V AAA batteries (not included in this product)6. Response time: about 5s7. Voltage: 2x1.5V AAA8. Using high-precision gas-sensitive semiconductor sensors, capable of measuring various combustible gases9. Can provide more accurate combustible gas leak detection

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1. Scope of application: AC12-1000V2. Frequency: 50Hz-60Hz3. Alarm reminder: visual sound4. Flashlight: LED flashlight5. Working temperature: 0-40 degrees Celsius6. Storage temperature: -10 to 40 degrees Celsius7. Humidity: about 95%8. Battery: 2x1.5V AAA (not included in this product)9. Where the signal light goes down and the hood disappears, it may be a break point10. Non-contact induction measurement, sound and light dual alarm11. Clearly visible in dark environments, making measurements more convenient and worry-free12. Press the buckle and push the battery cover out of the car body to replace the battery

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1. Measuring range: 0.01-200uT/0.1-2000mG2. Frequency range: 30-1000Hz3. Measuring range: 1-2000V/m4. Range: 2000V/m5. Resolution: 1V/m6. Frequency range: 50MHz-3.5GHz7. Automatic shutdown: about 15 minutes8. Usage environment: 0-40 degrees Celsius9. Battery: 3x1.5V AAA battery (not included in this product)10. When the device detects a magnetic field, it will display different backlight colors according to the size of the measurement value to remind the user11. Suitable for household appliances working within the power frequency range12. Small size, does not take up space, easy to carry around

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1. Measuring range: 10000M2. Test voltage: 50V-2500V3. Repeat error: -+0.5%4. Ambient temperature: 0-60 degrees Celsius5. Connect the test leads to the circuit or power supply to be tested and read the measurement results from the display6. When the measured resistance is less than 5000, the buzzer will sound7. High-definition LCD display with clear characters, suitable for low-visibility nighttime environments8. During the test process, multiple sets of data can be saved for easy reference.9. Equipped with complete protection and anti-drop sleeve, which fits closely with the groove to prevent damage10. The test leads can be inserted smoothly and firmly into the corresponding terminals, and there are maximum limit indications11. Multiple ranges can be set to facilitate selection as needed12. Battery: 8x1.5V AA (not included in this product)13. Designed with a removable PVC silicone protective cover, which is shock-proof and drop-proof, strong and wear-resistant, and protects internal components.14. It can widely measure leakage switch tripping current, tripping time, loop resistance and online measurement of voltage, frequency, etc. It is an ideal tool for electrical inspection and maintenance.

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1. Material: ABS2. Measuring voltage range: 600V3. Measuring resistance range: 60m4. Battery: 3x1.5V AAA (not included in this product)5. Maximum count: 60006. Clamp opening size: 30mm7. Measurement frequency range: 10MHz8. Measuring capacitance range: 60mF9. Measuring temperature range: -40 to 1000 degrees Celsius10. The gear position display is more intuitive and the full-function symbol display is more convenient.11. Support switching between automatic range and manual range12. LED light with auxiliary lighting, K-type thermocouple temperature probe, contact temperature measurement

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1. Widely used in gas pipeline leak detection, household gas prevention, gold mining, tunnel mine operations, oil and gas extraction, hazardous goods storage warehouses, etc.2. It is convenient for users to safely detect various combustible gases, such as: methane, carbon monoxide, gasoline, ethylene oxide, etc.3. Range: 0-1000PPM4. Sensitivity: 500PPM5. Battery: 2x1.5V AAA batteries (not included in this product)6. Response time: about 5s7. Voltage: 2x1.5V AAA

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1. Measuring range: 10000M2. Test voltage: 50V-1000V3. Repeat error: -+0.5%4. Ambient temperature: 0-60 degrees Celsius5. Connect the test leads to the circuit or power supply to be tested and read the measurement results from the display6. When the measured resistance is less than 5000, the buzzer will sound7. High-definition LCD display with clear characters, suitable for low-visibility nighttime environments8. During the test process, multiple sets of data can be saved for easy reference.9. Equipped with complete protection and anti-drop sleeve, which fits closely with the groove to prevent damage10. The test leads can be inserted smoothly and firmly into the corresponding terminals, and there are maximum limit indications11. Multiple ranges can be set to facilitate selection as needed12. Battery: 8x1.5V AA (not included in this product)13. Designed with a removable PVC silicone protective cover, which is shock-proof and drop-proof, strong and wear-resistant, and protects internal components.14. It can widely measure leakage switch tripping current, tripping time, loop resistance and online measurement of voltage, frequency, etc. It is an ideal tool for electrical inspection and maintenance.

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1. Material: ABS2. Measuring voltage range: 600V3. Measuring current range: 400A4. Measuring resistance range: 40M5. Battery: 2xAAA 1.5V (not included in this product)6. Clamp opening size: 30mm7. Display: VA screen8. Working temperature: -20 to 1000 degrees Celsius9. Count: 200010. When the voltage is greater than 80V and the current is greater than 3A, the orange backlight will automatically turn on to remind you to pay attention to safety11. Equipped with dual impedance measurement function to prevent accidental readings caused by wrong voltages12. Can safely troubleshoot sensitive electronic or control circuits and circuits that may contain false voltages, providing more reliable voltage detection

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1. Material: ABS2. Measuring voltage range: 600V3. Measuring current range: 400A4. Measuring resistance range: 40M5. Battery: 2xAAA 1.5V (not included in this product)6. Clamp opening size: 30mm7. Display: VA screen8. Working temperature: -20 to 1000 degrees Celsius9. Count: 400010. When the voltage is greater than 80V and the current is greater than 3A, the orange backlight will automatically turn on to remind you to pay attention to safety11. Equipped with dual impedance measurement function to prevent accidental readings caused by wrong voltages12. Can safely troubleshoot sensitive electronic or control circuits and circuits that may contain false voltages, providing more reliable voltage detection

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1. Material: ABS2. Measuring voltage range: 600V3. Measuring current range: 400A4. Measuring resistance range: 40M5. Battery: 2xAAA 1.5V (not included in this product)6. Clamp opening size: 30mm7. Display: VA screen8. Working temperature: -20 to 1000 degrees Celsius9. Count: 400010. When the voltage is greater than 80V and the current is greater than 3A, the orange backlight will automatically turn on to remind you to pay attention to safety11. Equipped with dual impedance measurement function to prevent accidental readings caused by wrong voltages12. Can safely troubleshoot sensitive electronic or control circuits and circuits that may contain false voltages, providing more reliable voltage detection

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1. DC voltage range: 600mV/6V/60V/600V2. AC voltage range: 6V/60V/600V3. AC current range: 6A/60A/600A4. Resistance range: 600 Ω/6k Ω/60k Ω/600k Ω/6M Ω/60M Ω5. Capacitance range: 10nF/100nF/1 μ F/10 μ F/100 μ F/1mF/10mF/100mF6. Frequency range: 10Hz/100Hz/1kHz/10kHz/100kHz/1MHz/10MHz7. Duty cycle: 1% -99%8. Temperature: -40 ℃ -1000 ℃, -40 ℉ -1832 ℉9. Maximum count: 600010. Battery type: 2x1.5V AAA battery (not included)11. Other functions: auto-ranging, on/off testing, diode testing, data retention, NCV non-contact voltage detection, backlight, flashlight, low voltage indication, full range protection, automatic shutdown, true RMS, low-pass filtering, maximum/minimum measurement, LowZ12. Industrial grade wear-resistant silicone protective sleeve, comfortable to touch and durable13. Accurate detection, easy operation.14. Clamp opening size: 26x44mm15. Material: ABS16. Size: 193x73x34mm17. Weight: 260g

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1. Made of high-quality materials, durable and practical.2. Small size, simple application and easy installation.3. Efficient and stable performance, long service life.4. It can automatically identify the pin position and display it as a graphic. The large-screen graphic display is easy to read and observe.5. Wide range of applications, with infrared waveform display and infrared receiving indication.6. Easy to use, just place the component in the test area and press the "Start" button. Start automatic measurement7. Can test related parameters of diodes, transistors, resistors, capacitors and inductors8. Able to test transistors, MOS tubes, thyristors, Darlington tubes, and IGBTs (note: high-power thyristors and IGBTs may not be tested accurately), and can automatically identify the foot position and display it graphically9. Can test the encoding value of the infrared remote control (only supports NEC format)Parameter:1. Lithium battery power supply: 3.7V2. Working current: 50ma3. Capacitance: 25pF-100mF4. Resistance: 0.01-50MΩ5. Inductance: 0.01mH-20H6. Battery: 0.1-4.5V7. Dimensions: 80 x 60 x 20mm8. Power supply method: rechargeable lithium battery (3.7V 300mAH)/2 AA batteries (optional style)Note: The capacitor must be discharged before testing, otherwise the instrument will be directly damaged. This instrument is an active instrument. Do not use this instrument to measure live circuit boards, as it may cause damage to the circuit board and instrument.

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1. Made of high-quality materials, durable and practical.2. Small size, simple application and easy installation.3. Efficient and stable performance, long service life.4. It can automatically identify the pin position and display it as a graphic. The large-screen graphic display is easy to read and observe.5. Wide range of applications, with infrared waveform display and infrared receiving indication.6. Easy to use, just place the component in the test area and press the "Start" button. Start automatic measurement7. Can test related parameters of diodes, transistors, resistors, capacitors and inductors8. Able to test transistors, MOS tubes, thyristors, Darlington tubes, and IGBTs (note: high-power thyristors and IGBTs may not be tested accurately), and can automatically identify the foot position and display it graphically9. Can test the encoding value of the infrared remote control (only supports NEC format)Parameter:1. Lithium battery power supply: 3.7V2. Working current: 50ma3. Capacitance: 25pF-100mF4. Resistance: 0.01-50MΩ5. Inductance: 0.01mH-20H6. Battery: 0.1-4.5V7. Dimensions: 80 x 60 x 20mm8. Power supply method: rechargeable lithium battery (3.7V 300mAH)/2 AA batteries (optional style)Note: The capacitor must be discharged before testing, otherwise the instrument will be directly damaged. This instrument is an active instrument. Do not use this instrument to measure live circuit boards, as it may cause damage to the circuit board and instrument.

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1. Stretch length: 40-60 inches2. Detector diameter: 7.9 inches3. Battery: 2x9V AA (not included)4. Working voltage: 18V5. Sensitivity: US 25/50 cents: 20cm6. Its detection depth: depends on your target area detection7. Detection disk: waterproof8. Frequency: 6.25KHz9. Search mode: LCD and sound mode10. Current: 10ma/70ma(MAX)11. Detection objects: metal (iron nails, iron covers, aluminum rings, small aluminum products, coins, gold, copper, silver) Applications: gold detection, desert detection, security inspection, archeology, treasure hunting, beach detection.12. Built-in high sensitivity, strong identification ability, strong versatility, and easy to use13. Net weight: 1.4kgPackage list:1 x detector1 x English instruction manual

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1. Stretch length: 40-60 inches2. Battery: 2x9 volt AA (not included)3. Working voltage: 18V4. Sensitivity: US 25/50 Cent: 20cm5. Its detection depth: depends on your target area detection6. Search coil: waterproof7. Frequency: 6Khz8. Search mode: LCD display and sound mode9. Current: 10ma-70ma (MAX)10. Suitable for searching coins, cultural relics, jewelry, gold, silver and any metal11. 8 levels of adjustable sensitivity, strong identification ability, strong versatility, and easy to use12. Net weight: 1.45kg

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1. Stretch length: 40-60 inches2. Detector diameter: 7.9 inches3. Battery: 2x9V AA (not included)4. Working voltage: 18V5. Sensitivity: US 25/50 cents: 20cm6. Its detection depth: depends on your target area detection7. Detection disk: waterproof8. Frequency: 6.25KHz9. Search mode: LCD and sound mode10. Current: 10ma/70ma(MAX)11. Detection objects: metal (iron nails, iron covers, aluminum rings, small aluminum products, coins, gold, copper, silver) Applications: gold detection, desert detection, security inspection, archeology, treasure hunting, beach detection.12. Built-in high sensitivity, strong identification ability, strong versatility, and easy to use13. Net weight: 1.4kgPackage list:1 x detector1 x English instruction manual

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1. Measuring range: 5-1000Y 2. Battery: built-in lithium battery 3. Magnification: 6X 4. Measurement accuracy: +/-1Y or 0.1% 5. Field of view: 122m (7 degrees) 6. Objective lens aperture: 25m 7. Eyepiece: 15mm 8. Diameter of exit pupil: 3.9mm 9. Laser type: 905mm 10. Suitable for hiking, golfing, field work or forestry power survey 11. Using a 6x monocular telescope and multi-layer coating, the field of view is clear and bright 12. Size: 114.6x40x73mm 13. Weight: 150g

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1. With reverse protection, reverse not burned2. Low cost, high precision to meet most of the application requirements3. Low startup voltage, red as low as 4.5V, green as low as 5V, blue as low as 5V4. Input voltage up to DC30V, ( note: input voltage higher than 30V may be permanently damaged )Technical parameters:1. Measuring range: 0V-30V2. Input impedance: greater than 100K ohms3. Refresh speed: about 300ms/time4. Operating temperature: -10-65 degrees Celsius5. Power supply range: red DC4.5-30V, green DC4.7-30V, blue DC5-30V6. Allowable error: about 1 percent, greater than or equal to 10V error of about 0.3V, less than 10V error of about 0.1V7. Operating current: red less than 23mA, green less than 18mA, blue less than 13mA8. Display mode: three 0.56-inch LED digital tube9. Display color: red, green, blue10. Length of lead wire: 20 cm11. Weight: about 19 g12. Size: about 4.8 x 2.9 x 2.2 cm, mounting holes about 4.6 x 2.7 cm

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1. With reverse protection, reverse not burned2. Low cost, high precision to meet most of the application requirements3. Low startup voltage, red as low as 4.5V, green as low as 5V, blue as low as 5V4. Input voltage up to DC30V, ( note: input voltage higher than 30V may be permanently damaged )Technical parameters:1. Measuring range: 0V-30V2. Input impedance: greater than 100K ohms3. Refresh speed: about 300ms/time4. Operating temperature: -10-65 degrees Celsius5. Power supply range: red DC4.5-30V, green DC4.7-30V, blue DC5-30V6. Allowable error: about 1 percent, greater than or equal to 10V error of about 0.3V, less than 10V error of about 0.1V7. Operating current: red less than 23mA, green less than 18mA, blue less than 13mA8. Display mode: three 0.56-inch LED digital tube9. Display color: red, green, blue10. Length of lead wire: 20 cm11. Weight: about 19 g12. Size: about 4.8 x 2.9 x 2.2 cm, mounting holes about 4.6 x 2.7 cm

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1. With reverse protection, reverse not burned2. Low cost, high precision to meet most of the application requirements3. Low startup voltage, red as low as 4.5V, green as low as 5V, blue as low as 5V4. Input voltage up to DC30V, ( note: input voltage higher than 30V may be permanently damaged )Technical parameters:1. Measuring range: 0V-30V2. Input impedance: greater than 100K ohms3. Refresh speed: about 300ms/time4. Operating temperature: -10-65 degrees Celsius5. Power supply range: red DC4.5-30V, green DC4.7-30V, blue DC5-30V6. Allowable error: about 1 percent, greater than or equal to 10V error of about 0.3V, less than 10V error of about 0.1V7. Operating current: red less than 23mA, green less than 18mA, blue less than 13mA8. Display mode: three 0.56-inch LED digital tube9. Display color: red, green, blue10. Length of lead wire: 20 cm11. Weight: about 19 g12. Size: about 4.8 x 2.9 x 2.2 cm, mounting holes about 4.6 x 2.7 cm

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1. Plug and play USB interface. 2. 16384 data storage. 3. Adopt high precision digital temperature and humidity sensor. It has the characteristics of high precision, fast speed and good stability, and is suitable for data collection and recording of ambient temperature and humidity. 4. Automatically generate PDF files for easy download, analysis, export and print data. 5. Two fixed methods. The 3M adhesive tape is fixed, and after peeling off the 3M adhesive film, it is stuck in a flat and smooth position. Use the expansion screw to secure the bracket. 6. Widely used in indoor temperature measurement, pool management, logistics and transportation, communication room, intelligent buildings, subway, shopping malls, libraries and other places and occasions. Parameter: 1. Size: 7.6x4.2x2.5cm. 2. Power: CR2032 button battery. 3. Temperature measurement range: -40-70 degrees Celsius / -40-158 degrees Fahrenheit.

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Function description: 1. The circuit breaker search function automatically adjusts the sensitivity to quickly and accurately find the target circuit breaker. 2. Socket test function, test whether the three-pin socket connection is correct. Beep warning and light prompts. 3. Flashlight lighting function. 4. Battery low pressure warning. 5. Applicable to AC 110V. 6. Working temperature: 0-50 degrees Celsius. 7. Material: ABS. 8. Power: 1 x 9V battery (not included). 9. Applicable to home, office, power grid transformation, installation and acceptance projects. Warning: Do not use when the voltage exceeds 120V / 230V AC. You can turn on the flashlight in a dark environment. Maintenance: 1. Wipe clean with a dry cloth. 2. When the yellow LED is lit, unscrew and remove the cover and insert a new 9V battery so that the MS5902 maintains a good balance.

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This refractometer is designed to measure the following items:A. The freezing point of Antifreeze based on Propylene Glycol and Ethylene Glycol. It can not measure the antifreeze based on methanol.B. The freezing point of Automotive glass water. It can not measure the glass water based on methanol.C. The concentration of Automotive Adblue (Urea)D. The Specific Gravity (sg) of the rechargeable battery fluid.It is equipped with Automatic Temperature Compensation (ATC), so that the fractometer is automatically adjusted to correct temperature discrepancies of environment temperature.

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This Alcohol refractometer is designed for the measurement of distilled beverages (ethanol with water) like whiskey, brandy, fruit brandy, slivovitz, vodka, gin, tequila, Chinese alcohol, etc. It has a scale in the range of 0 - 80 % (VOL - alcohol volume percent).

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This High concentration Brix Refactometer is a Versatile refractometer, with a brix scale of 0~90%, perfect for sugar measurement, contribute much for the management of product quality, delivery inspection, sweetness classification and so on. It is widely used in the manufacture or production of sugar, food, fruit, beverages etc. With a higher measuring range (Brix 0~90%), this refractometer can be used to measure from low to high sugar objects, such as honey, strong sugar water etc. Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry arround. We provide Manual in English, French, German, Spanish, Italian, Japanese, Russian. One Cloth bag for the convenient of customer is provided. With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius. Cushioned with soft & comfortable non-slip rubber Soft Rubber eyepiece for comfortable viewing Equipped with scale measurement which provides direct reading Accurate testing results guaranteed Durable and bulit to last long Adjustable manual focusing Use ambient light only which means battery or power source is not required

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This refractometer is used in salt solution testing, seawater control industry and aquariums, oceans, fisheries, farms in the salt content of seawater, and low concentrations of salt in processed foods, or used to detect the specific gravity of the salt solution. Can also be used for medical institutions, university research and so on.If you grow your own fruit and vegetables to produce homemade pickles or to freeze, this refractometer will give you the information that you need to ensure your end products quality.Vital if you need to check salt levels when preparing sea food and other ocean by-products.Healthy fish are happy fish! Ensure the percentage of salinity in your aquarium or pond is just how your fish like it.Essential piece of equipment used in research and clinical laboratories for checking and maintaining stock solutions and dilutionsVital for students of Oceanography for determining the soil quality, research and clinical laboratories and marine industry It is equipped with Automatic Temperature Compensation (ATC), so that the fractometer is automatically adjusted to correct temperature discrepancies of environment temperature. 2 in 1 design to measure the Specific gravity (sg) of the salt solution and concentration of Nacl Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry arround. With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius. Soft Rubber eyepiece for comfortable viewing Equipped with scale measurement which provides direct reading Accurate testing results guaranteed Durable and bulit to last long Adjustable manual focusing Use ambient light only which means battery or power source is not required We provide Manual in English, French, German, Spanish, Italian, Japanese, Russian .

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This refractometer is for measuring the Sugar Content and Special Gravity of wort. It includes an automatic temperature compensation of 10~30 degree Celsius. This refractometer can replace your hydrometer for easier and more accurate measurements. Simply use the dropper to take a sample of wort and put it on the prism. Then hold the refractometer up to the light and look through the eyepiece. Due to the dual scale there is no need convert to specific gravity as the scale measures both Brix and SG. Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry arround. We provide Manual in English, French, German, Spanish, Italian, Japanese, Russian. One Cloth bag for the convenient of customer is provided. With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius. Soft Rubber eyepiece for comfortable viewing Equipped with scale measurement which provides direct reading Accurate testing results guaranteed Durable and bulit to last long Adjustable manual focusing Use ambient light only which means battery or power source is not required

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This Specific Grape wine refractometer is used to measure the sugar content of the grape juice (see the Brix scale on the left) in the brewing process. Then, according to the sugar content of the grape juice, we can understand the alcohol concentration of the grape wine after brewing. It can measure both the sugar content of the grape juice and the alcohol concentration of the grape wine. It can not be used to test the alcohol concentration of the finished grape wine. It is equipped with Automatic Temperature Compensation (ATC), so that the fractometer is automatically adjusted to correct temperature discrepancies of environment temperature. Dual-scale design to measure the sugar content of the grape juice (0~40%) and the alcohol concentration of grape wine (0~25%). Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry arround. We provide Manual in English, Russian. With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius. Soft Rubber eyepiece for comfortable viewing Equipped with scale measurement which provides direct reading Accurate testing results guaranteed Durable and bulit to last long Adjustable manual focusing Use ambient light only which means battery or power source is not required

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The brix and water content, and the baume are always importance to prove the honey's quality. Our honey refractometers are best tool to the farmer to test their honey. This optical refractometer (honey meter) has scales in the range of 12 - 27 % for measurement of honey moisture. The reading resolution is 1 %. It is suitable not only to beekeepers but also for all who needs check bee honey quality (e.g. in food industry).The other two scales offer possibility of reading the sugar content. It is widely used in the manufacture or production of sugar, food, fruit, beverages etc Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry arround. We provide Manual in English, French, German, Spanish, Italian, Japanese, Russian. One Cloth bag for the convenient of customer is provided. With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius. Cushioned with soft & comfortable non-slip rubber Soft Rubber eyepiece for comfortable viewing Equipped with scale measurement which provides direct reading Accurate testing results guaranteed Durable and bulit to last long Adjustable manual focusing Use ambient light only which means battery or power source is not required

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This Pet Clinical Refractometer is used to measure the following items: 1. The Specific Gravity of Large Animal's Urine, especially dog 2. The Specific Gravity of Cat's Urine 3. The Concentration of Serum Protein or Plasma Protein It is equipped with Automatic Temperature Compensation (ATC), so that the fractometer is automatically adjusted to correct temperature discrepancies of environment temperature.

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Measuring Range:Salinity: 0-28%Minimum Division: Salinity: 0.2%Reference Temperature: 20 CATC range: -10~30 C (50~86 F)

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1-Measurement range: -32 C ~ 280 C ( -26 F ~536F )2-Accuracy: -32C ~ 0C( ± 3C), 0C ~280C (±1.5%)3-Repeatability: 1 C or 1% of reading4-Resolution: 0.1C or 0.1F5-Response Time: 500mSec, 95% response6-Emissivity: 0.95 Preset7-Distance to Spot Ration: 8:18-Spectral response: 8~14μm9-Storage Temperature: -20C ~ 60C (-4 F ~140 F)10-Operating Temperature: 0C ~ 40C (32 F ~104 F)11-Operating Humidity: 10-95% RH non-condensing, up to 30C (86F) 1-100% BRAND NEW!2-Color: As the picture3-Laser pointer for accurate target aiming4-Simple one-handed operation5-Laser ON/OFF Switch6-Low battery indication7-LCD backlight system for operation under poor illumination8-C /F temperature unit conversion9-Automatic Power off in 7 seconds without any operation10-Display hold, Scan function

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1. High-precision laser sensor, accurate and sensitive, so that the original shape of the contaminated particles is exposed. 2. Real-time monitoring of humidity, temperature, PM2.5. 3. When PM2.5 exceeds the alarm value, the instrument flashes red data. 4. Short press SET to set the alarm value, and the screen flashes to display the current alarm value (the instrument default alarm value is 115??g/m3). 5. With it, you can easily grasp the performance of the purifier. 6. Built-in 580mAh lithium battery, with the charge, not afraid of power off. Fast charging in 30 minutes, full charge for 4.5 hours or more. 7. Compact and portable. 8. Suitable for multi-scene use, such as car, office, outings, home, etc. Specification: 1. PM2.5 measurement range: 0-500 micrograms per cubic meter. 2. PM2.5 single response time: less than 1s. 3. PM2.5 comprehensive response time: less than or equal to 10s. 4. PM2.5 resolution: 1 microgram per cubic meter. 5. Temperature measurement range: -10 to 50 degrees Celsius. 6. Temperature measurement accuracy: +/- 0.3 degrees Celsius. 7. Humidity measurement range: from zero to ninety-nine percent RH. 8. Humidity measurement accuracy: +/- 3 percent RH. 9. PM2.5 sensor: Climbing laser particle sensor. 10. Charging mode: DC 5V 500mA Micro USB interface. 11. Built-in lithium battery: 580mAh. 12. Net weight: 86g.

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One detector with two uses, it can test the electric field and the magnetic field radiation at the same time.When the test result exceeds the safe value, the instrument will alarm automatically.Data hold and clear LCD display, one-key can lock the radiation value and easily read the value.Radiation assessment can remind you whether the radiation value is safe.Easy to use and operate, easy to move or for on-site measurements.Electromagnetic radiation monitoring: household and appartment, office, outdoor and industrial site.Electromagnetic radiation test: mobile phone, computer, TV set, refrigerator and high voltage cable radiation test.Radiation protection product test: test effects of radiation-proof clothes, radiation-proof film and other prevention articles.Equipped with a built-in electromagnetic radiation sensor, which can display the radiation value on the clear LCD digital display after processing by control micro-chip.

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1. Powerful inner core,accurate measurement. 2. Powerful laser enhancement point. 3. Automatic leveling &Alarm cue,AC and DC dual use. 4. Anti falling and dust,strong waterproof. 5. 1 perpendandicular line + 1 horizontal line+1 bright spot 6.can be hung on the wall,Any highly available 7.Light and practical easy to carry 8. Due to transportation reasons, the product does not contain batteries.8.Retate 360 degrees of freedom 9.Automatic alignment, automatic alarm uneven product,Smart convenient, more efficient Descriptions: 1. LOMVUM Laser level is a control tool consisting of a laser beam projector. 2. LOMVUM laser beam is fanned to produce a thin plane beam accurately horizontal or vertical. 3. Laser levels are used wherever accurate verticals and horizontals are required, typically in the construction and cabinetry industries.

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featureSturdy and lightweight aluminum bodyHigh quality and accurate test resultsATC compensation range (ie built-in automatic temperature compensation system), temperature range from 10 ° C to 30 ° CEasy to useDouble ratio: Brix and specific gravity ratioFull range 0 to 40% Brix, 0.1% gradeRugged metal body made of durable aluminumOnly ambient light sourceCompact design with rubber handleAdjustable focal lengthHeavy weightClear display scaleSoft and flexible eyepiece for comfort during viewingSimple and convenient manual calibrationInstant and reliable aqueous solution measurement Package includeded 1 x Refractometer1 x Plastic pipette1 x Mini Screw Driver1 x Cleaning Cloth1 x Plastic Box

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