Search results for "electronics sensors"

Capacitive Fingerprint Reader, onboard processor STM32F105, commercial fingerprinting algorithm, semiconductor sensorOverview1. The Capacitive Fingerprint Reader is a standard fingerprinting module designed for secondary development, allows fast and stable fingerprint verification.2. Based on a high-speed digital processor STM32F105R8, combined with high-security commercial fingerprinting algorithm, and advanced semiconductor sensor, the Capacitive Fingerprint Reader becomes a simple but smart integration module, provides functionalities like fingerprint enrolling, image processing, feature finding, template generating and storing, fingerprint matching and searching, etc.Features1. Easy to use by some simple commands, you dont have to know any fingerprint technology, or the module inter structure/calculation2. Commercial fingerprinting algorithm, stable performance, fast verification3. Sensitive detection, just touch the collecting window lightly, without pressing4. Allows to freely input/output fingerprint images, fingerprint feature file and other fingerprinting actions5. Dual communication, UART or USB6. Processor will enter sleep and wake up when detecting, achieves low power consumption7. Comes with rich related resources (software on PC, development SDK, tools, and examples for Raspberry/Arduino/STM32)Package Contents1. Capacitive Fingerprint Reader x12. PH2.0 wire 20cm 6Pin x1Specification: Package Weight One Package Weight 0.03kgs / 0.06lb One Package Size 6cm * 4cm * 2cm / 2.36inch * 1.57inch * 0.79inch Qty per Carton 2000 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 2000 pcs = 554000 pcs40HQ: 644 cartons * 2000 pcs = 1288000 pcs

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Overview1. This is a calibrated digital temperature and humidity module with onboard sensor DHT22 (AM2302), which features higher accuracy and wider measuring range than DHT11.2. It can be used for detecting ambient temperature and humidity, through the standard single-wire interface.Specifications1. Temperature- Resolution : 0.1degree C- Accuracy: +/-0.5 degree C- Measuring range: -40 degree C ~ 80 degree C2. Humidity- Resolution: 0.1%RH- Accuracy: +/-2%RH (25degree C)- Measuring range: 0%RH ~ 99.9%RH3. Operating voltage: 3.3V ~ 5.5 V4. Recommended storage condition- Temperature: 10 degree C ~40 degree C- Humidity: 60%RH or belowApplications1. Weather station2. Humidity controller3. Test & detection deviceHow to UseIn the case of working with a MCU:1. VCC: 3.3V ~ 5.5V2. GND: GND3. DOUT: MCU.IOSpecification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 5cm * 3cm * 1cm / 1.97inch * 1.18inch * 0.39inch Qty per Carton 6240 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 39cm * 40cm / 23.62inch * 15.35inch * 15.75inch Loading Container 20GP: 284 cartons * 6240 pcs = 1772160 pcs40HQ: 661 cartons * 6240 pcs = 4124640 pcs

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UART Fingerprint Reader, onboard processor STM32F205, commercial fingerprinting algorithm, optical sensorOverviewUART Fingerprint Reader is a fingerprinting module designed for secondary development, high-speed for identification, high stability. It is an intelligent module that provides functionalities like fingerprint recording, image processing, feature extraction, template generation, template storage, fingerprint matching and searching, etc.Features1. Onboard high-speed processor STM32F2052. Commercial fingerprinting algorithm, faster identification3. High-accuracy optical sensor, standard 16-pin interface, allows users to choose optical/semiconductor sensors4. Divided structure: fingerprint sensor + processing circuit + algorithm platform5. Easy for developing, controlled via UART, supports any MCU with UART6. Open protocol, it is available to freely input/output fingerprint images, fingerprint feature file and other fingerprinting actionsPackage Contents1. UART Fingerprint Reader × 12. 6-pin custom connector jumper wire × 1Specification: Package Weight One Package Weight 0.05kgs / 0.10lb One Package Size 6cm * 4cm * 2cm / 2.36inch * 1.57inch * 0.79inch Qty per Carton 2000 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 2000 pcs = 554000 pcs40HQ: 644 cartons * 2000 pcs = 1288000 pcs

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Overview1. Sharp GP2Y1010AU0F onboard, detecting fine particle larger than 0.8μm in diameter, even like the cigarette smoke2. Low power consumption, analog voltage output, the output level is linear with dust density3. Embedded voltage boost circuit to support wide range of power supplySpecifications1. Sensitivity : 0.5V/(100ug/m3)2. Measurement range : 500ug/m33. Power : 2.5V~5.5V4. Operating current : 20mA(max)5. Operating temperature : -10~65 degree C6. Storage temperature : -20~80 degree C7. Life time : 5 years8. Dimension : 63.2mmx41.3mmx21.1mm9. Mounting holes size : 2.0mm10. Air hole size : 9.0mmApplications1. Air purifier2. Air conditioner3. Air monitor4. PM2.5 DetectorHow to UseIn the case of working with a MCU:1. VCC: 2.5V ~ 5.0V2. GND: GND3. AOUT: MCU.IO (analog output)4. ILED: MCU.IO (module driving pin)Package Contents1. Dust Sensor × 12. XH2.54 4-pin wire × 1Specification: Package Weight One Package Weight 0.04kgs / 0.08lb One Package Size 5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4800 pcs = 1329600 pcs40HQ: 644 cartons * 4800 pcs = 3091200 pcs

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Overview1. Infrared detection, eliminating the interferences of external stray light2. Schmitt trigger, stable wave form and signals3. Signal output indicator (while breaking the beam, outputs low level, the indicator lights up)Specifications1. Power: 3.3V ~ 5V2. Dimension: 26.8mm × 15mm × 18.7mm3. Mounting holes size: 3mm4. Gap width: 6mmApplications- Motor speed detection- Pulse counterHow to UseIn the case of working with a MCU:- VCC ? 3.3V ~ 5V- GND ? GND- DOUT ? MCU.IO (digital output)Specification: Package Weight One Package Weight 0.01kgs / 0.03lb One Package Size 6cm * 4cm * 4cm / 2.36inch * 1.57inch * 1.57inch Qty per Carton 1000 Carton Weight 10.00kgs / 22.05lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 1000 pcs = 277000 pcs40HQ: 644 cartons * 1000 pcs = 644000 pcs

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1. Type: Reed Sensor Board 2. Material: PCB 3. Mainly Compatible with: Ardunio 4. Reed Sensor Board for Doors / Window Magnetics / Electromagnetic Relays / Electronic Weighing 5. Easy and convenient to useSpecification: General Types Reed Sensor Board Size 6.0*4.0*2.0 cm Weight 85 g Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 6cm * 4cm * 2cm / 2.36inch * 1.57inch * 0.79inch Qty per Carton 200 Carton Weight 19.60kgs / 43.21lb Carton Size 25cm * 20cm * 20cm / 9.84inch * 7.87inch * 7.87inch Loading Container 20GP: 2666 cartons * 200 pcs = 533200 pcs40HQ: 6190 cartons * 200 pcs = 1238000 pcs

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Overview1. Sensitive for alcohol, ethanol2. Output voltage boosts along with the concentration of the measured gases increases3. Fast response and recovery4. Adjustable sensitivity5. Signal output indicatorSpecifications1. Power: 2.5V ~ 5.0V2. Dimension: 40.0mm * 21.0mm3. Mounting holes size: 2.0mmApplications1. Car alcohol alarm2. BreathalyserHow to UseIn the case of working with a MCU:1. VCC: 2.5V ~ 5.0V2. GND: Power supply ground3. AOUT: MCU.IO (analog output)4. DOUT: MCU.IO (digital output)Package Contents1. MQ-3 Gas Sensor x12. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 288.00kgs / 634.92lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4800 pcs = 1329600 pcs40HQ: 644 cartons * 4800 pcs = 3091200 pcs

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1. Material: plastic, electronic components2. Application field: It is mainly used to monitor and record the temperature data during the storage and transportation of food, medicine, chemicals, etc. It is widely used in storage, logistics, and various links of the cold chain, such as refrigerated shipping containers, refrigerated packages, refrigerated trucks, and cold storage. , Laboratory, etc.3. Power supply: CR2032 button battery/USB interface (delivered with battery)4. Temperature measurement range: minus 30-70 degrees Celsius5. Temperature measurement accuracy: minus 20-40 degrees Celsius6. Accuracy: up and down 0.5 degrees Celsius7. Recording capacity: 32000 groups8. Recording interval: 10 seconds to 24 hours can be set as required9. Resolution: 0.1 degrees Celsius10. Sensor: Built-in NTC thermistor11. Data: USB interface12. Data output: USB socket directly connected to the computer13. Protection level: IP6714. Product size: 7.5 x 3.3 x 1.3 cm15. Instructions for use: Long press the switch key for more than 4 seconds, the interface display appears, after the mark, it means that the instrument has started recordingSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 11cm * 8cm * 5cm / 4.33inch * 3.15inch * 1.97inch Qty per Carton 100 Carton Weight 5.40kgs / 11.90lb Carton Size 45cm * 42cm * 27cm / 17.72inch * 16.54inch * 10.63inch Loading Container 20GP: 522 cartons * 100 pcs = 52200 pcs40HQ: 1213 cartons * 100 pcs = 121300 pcs

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Overview1. Fork-like design, make it easy to insert into the soil2. Output voltage boosts along with the soil moisture level increasesSpecifications1. Detection depth: 38mm2. Power: 2.0V ~ 5.0V3. Dimension: 20.0mm * 51.0mm4. Mounting holes size: 2.0mmApplications1. Auto watering system2. Flowerpot soil moisture detection3. Auto pouring systemHow to UseIn the case of working with a MCU:1. VCC: 3.3V ~ 5.5V2. GND: GND3. DOUT: MCU.IOPackage Contents1. Moisture Sensor x12. 3-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 3cm * 6cm * 1cm / 1.18inch * 2.36inch * 0.39inch Qty per Carton 5200 Carton Weight 98.80kgs / 217.81lb Carton Size 39cm * 60cm * 40cm / 15.35inch * 23.62inch * 15.75inch Loading Container 20GP: 284 cartons * 5200 pcs = 1476800 pcs40HQ: 661 cartons * 5200 pcs = 3437200 pcs

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1. Using heavy gold PCB, machine welding process to ensure quality2. Chip built-in 16bit AD converter, 16-bit data output3. Communication method: standard IIC/SPI communication protocol4. Power supply: 3-5v5. Use chip: MPU-92506. Pin spacing: 2.54mm7. Size: 15x25mmSpecification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 6cm * 3cm * 2cm / 2.36inch * 1.18inch * 0.79inch Qty per Carton 500 Carton Weight 12.00kgs / 26.46lb Carton Size 47cm * 23cm * 15cm / 18.5inch * 9.06inch * 5.91inch Loading Container 20GP: 1644 cartons * 500 pcs = 822000 pcs40HQ: 3817 cartons * 500 pcs = 1908500 pcs

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Overview1. Sensitive for benzene, alcohol, smoke2. Output voltage boosts along with the concentration of the measured gases increases3. Fast response and recovery4. Adjustable sensitivity5. Signal output indicatorSpecifications1. Power: 2.5V ~ 5.0V2. Dimension: 40.0mm * 21.0mm3. Mounting holes size: 2.0mmApplicationsAir quality monitorHow to UseIn the case of working with a MCU:1. VCC: 2.5V ~ 5.0V2. GND: Power supply ground3. AOUT: MCU.IO (analog output)4. DOUT: MCU.IO (digital output)Package Contents1. MQ-135 Gas Sensor x12. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.03kgs / 0.06lb One Package Size 5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 158.40kgs / 349.21lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4800 pcs = 1329600 pcs40HQ: 644 cartons * 4800 pcs = 3091200 pcs

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Overview1. Sensitive for carbon monoxide2. Output voltage boosts along with the concentration of the measured gases increases3. Fast response and recovery4. Adjustable sensitivity5. Signal output indicatorSpecifications1. Power: 2.5V ~ 5.0V2. Dimension: 40.0mm * 21.0mm3. Mounting holes size: 2.0mmApplicationsCarbon monoxide monitorHow to UseIn the case of working with a MCU:1. VCC: 2.5V ~ 5.0V2. GND: Power supply ground3. AOUT: MCU.IO (analog output)4. DOUT: MCU.IO (digital output)Package Contents1. MQ-7 Gas Sensor x12. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4800 pcs = 1329600 pcs40HQ: 644 cartons * 4800 pcs = 3091200 pcs

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