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  1. XH-B310 K-Type Thermometer with LED Digital Display

    XH-B310 K-Type Thermometer with LED Digital Display

    3.5  (1) 
    $4.25 As low as $3.74
  2. DHT11 Temperature and Humidity Sensor

    DHT11 Temperature and Humidity Sensor

    4.5  (1) 
    $0.70 As low as $0.63
  3. TTP223B Capacitive Touch Switch Module - Pack of 5

    TTP223B Capacitive Touch Switch Module - Pack of 5

    5.0  (2) 
    $0.95 As low as $0.73
  4. HTC-1 LCD Digital Temperature & Humidity Meter

    HTC-1 LCD Digital Temperature & Humidity Meter

    5.0  (1) 
    $1.75
  5. Liquid Level Detection Sensor Module - Pack of 5

    Liquid Level Detection Sensor Module - Pack of 5

    5.0  (1) 
    $0.90 As low as $0.70
  6. HW-M10-A Microwave Motion Detection Sensor

    HW-M10-A Microwave Motion Detection Sensor

    5.0  (1) 
    $1.95 As low as $1.72
  7. LM393 Infrared Optocoupler Speed Sensor Module

    LM393 Infrared Optocoupler Speed Sensor Module

    4.7  (2) 
    $0.30 As low as $0.27
  8. TEMT6000 Ambient Light Sensor Module

    TEMT6000 Ambient Light Sensor Module

    5.0  (1) 
    $0.80 As low as $0.71
  9. AOSONG DHT22 Temperature Humidity Sensor

    AOSONG DHT22 Temperature Humidity Sensor

    4.3  (6) 
    $3.95 As low as $3.50
  10. DS18B20 Temperature Sensor - Pack of 5

    DS18B20 Temperature Sensor - Pack of 5

    4.8  (5) 
    $0.95 As low as $0.75
  11. MQ-135 Air Quality and Hazardous Gas Sensor Module

    MQ-135 Air Quality and Hazardous Gas Sensor Module

    4.0  (1) 
    $1.25 As low as $1.08
  12. MQ-9 Carbon Monoxide & Flammable Gas Sensor Module

    MQ-9 Carbon Monoxide & Flammable Gas Sensor Module

    4.3  (3) 
    $1.25 As low as $1.08
  13. RCWL-0516 Microwave Radar Motion Detector Sensor

    RCWL-0516 Microwave Radar Motion Detector Sensor

    5.0  (1) 
    $0.30 As low as $0.27
  14. TA288 LCD Digital Thermometer - Stainless Steel Probe

    TA288 LCD Digital Thermometer - Stainless Steel Probe

    4.0  (1) 
    $0.80 As low as $0.74
  15. Infrared Transceiver Kit - Transmitter + Receiver

    Infrared Transceiver Kit - Transmitter + Receiver

    4.9  (7) 
    $0.55 As low as $0.49
  16. DS18B20 Temperature Sensor - Waterproof Probe, 1m

    DS18B20 Temperature Sensor - Waterproof Probe, 1m

    5.0  (6) 
    $0.65 As low as $0.57
  17. DC Voltmeter & Ammeter with Digital Display - 100V 10A

    DC Voltmeter & Ammeter with Digital Display - 100V 10A

    4.0  (9) 
    $0.90 As low as $0.80
  18. MPU9250 SPI/I2C 9-Axis Gyro Accelerator Magnetometer Module

    MPU9250 SPI/I2C 9-Axis Gyro Accelerator Magnetometer Module

    4.0  (5) 
    $11.75 As low as $10.24
  19. Stainless Steel Case for PT100 DS18B20 Temprature Sensors - 6x50mm - Pack of 5

    Stainless Steel Case for PT100 DS18B20 Temprature Sensors - 6x50mm - Pack of 5

    5.0  (1) 
    $0.50 As low as $0.44
  20. TCRT5000 Reflective Infrared Sensor Photoelectric Switch - Pack of 5

    TCRT5000 Reflective Infrared Sensor Photoelectric Switch - Pack of 5

    4.9  (4) 
    $0.45 As low as $0.40
  21. TLP281 4-Channel Optocoupler Module

    TLP281 4-Channel Optocoupler Module

    5.0  (1) 
    $0.75 As low as $0.66
  22. XH-W1209 Digital Thermostat - Temperature Control Switch Module

    XH-W1209 Digital Thermostat - Temperature Control Switch Module

    5.0  (7) 
    $0.85
  23. MQ-4 Methan Natural Gas Sensor Module

    MQ-4 Methan Natural Gas Sensor Module

    5.0  (1) 
    $1.25 As low as $1.06
  24. CJMCU LM75 Temperature Sensor Module - I2C Interface

    CJMCU LM75 Temperature Sensor Module - I2C Interface

    4.5  (3) 
    $0.85 As low as $0.75
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