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495 items

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  1. Photoelectric Speed Sensor Encoder

    Photoelectric Speed Sensor Encoder

    4.0  (2) 
    $3.75 As low as $3.29
  2. ALSRobot Digital Capacitive Touch Sensor

    ALSRobot Digital Capacitive Touch Sensor

    $6.95 As low as $6.16
  3. YwRobot Flame Sensor Module - Analog Output

    YwRobot Flame Sensor Module - Analog Output

    $1.25 As low as $1.10
  4. CJMCU-0401 4-bit Button Capacitive Touch Sensor

    CJMCU-0401 4-bit Button Capacitive Touch Sensor

    $2.25 As low as $1.98
  5. AK09911C 3-Axis Geomagnetic Hall Effect Sensor Module

    AK09911C 3-Axis Geomagnetic Hall Effect Sensor Module

    Out of stock
  6. ZMCT103C 5A AC Current Transformer Sensor Module

    ZMCT103C 5A AC Current Transformer Sensor Module

    5.0  (1) 
    $0.95 As low as $0.84
  7. US-100 Ultrasonic Distance Sensor Module

    US-100 Ultrasonic Distance Sensor Module

    Out of stock
  8. MPL3115A2 I2C Barometric Pressure Altitude Sensor Module

    MPL3115A2 I2C Barometric Pressure Altitude Sensor Module

    Out of stock
  9. GY-MCU906 Non-Contact Infrared Temperature Sensor Module

    GY-MCU906 Non-Contact Infrared Temperature Sensor Module

    $23.50 As low as $20.84
  10. P100 Liquid Level Sensor - Float Switch

    P100 Liquid Level Sensor - Float Switch

    5.0  (1) 
    $0.95 As low as $0.85
  11. KY-039 Finger Detection Heartbeat Measuring Sensor

    KY-039 Finger Detection Heartbeat Measuring Sensor

    $0.25
  12. AD8232 ECG Electrocardiogram Heart Pulse Sensor Module

    AD8232 ECG Electrocardiogram Heart Pulse Sensor Module

    $4.50 As low as $3.96
  13. Waveshare Liquid Level Sensor

    Waveshare Liquid Level Sensor

    $2.75
  14. GP2Y0A02YK0F Infrared Distance Sensor

    GP2Y0A02YK0F Infrared Distance Sensor

    $5.25 As low as $4.66
  15. GP2Y0D810Z Distance Detection Sensor

    GP2Y0D810Z Distance Detection Sensor

    $5.25 As low as $4.61
  16. OMRON E3Z-D61 Compact Photoelectric Sensor

    OMRON E3Z-D61 Compact Photoelectric Sensor

    $5.25 As low as $4.61
  17. OVA5647 Raspberry Pi Camera Board V1.3 (5MP , 1080p)

    OVA5647 Raspberry Pi Camera Board V1.3 (5MP , 1080p)

    5.0  (1) 
    $2.75 As low as $2.44
  18. ML8511 UV Detection Sensor Module

    ML8511 UV Detection Sensor Module

    $10.75 As low as $9.23
  19. R301 Semiconductor Fingerprint Sensor Module

    R301 Semiconductor Fingerprint Sensor Module

    As low as $20.50
  20. Non-Invasive AC Current Sensor 10A Max

    Non-Invasive AC Current Sensor 10A Max

    5.0  (1) 
    $4.25 As low as $3.75
  21. GY-511 3-Axis Accelerometer Magnetometer Sensor Module

    GY-511 3-Axis Accelerometer Magnetometer Sensor Module

    Out of stock
  22. SS49E Linear Hall Effect Sensor - Pack of 5

    SS49E Linear Hall Effect Sensor - Pack of 5

    4.3  (5) 
    $0.35 As low as $0.31
  23. 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
  24. 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
  25. LPS331AP Pneumatic Atmospheric Pressure Module

    LPS331AP Pneumatic Atmospheric Pressure Module

    $5.25 As low as $4.66
  26. 8605-3 PIR Sensor Fresnel Lens - 34mm, White - Pack of 10

    8605-3 PIR Sensor Fresnel Lens - 34mm, White - Pack of 10

    $0.60 As low as $0.53
  27. Capacitive Soil Moisture Sensor Module

    Capacitive Soil Moisture Sensor Module

    3.0  (1) 
    $0.30
  28. 3mm Infrared Transmitter - Pack of 20

    3mm Infrared Transmitter - Pack of 20

    $0.40 As low as $0.35
  29. XH-M131 12V Photoresistor Relay Module

    XH-M131 12V Photoresistor Relay Module

    $0.60
  30. MDS-60 DIY Metal Detector Module Kit

    MDS-60 DIY Metal Detector Module Kit

    $1.25
  31. GY-30 BH1750FVI Digital Light Intensity Sensor Module

    GY-30 BH1750FVI Digital Light Intensity Sensor Module

    5.0  (2) 
    $1.25 As low as $1.04
  32. RPI-1031 Angle Sensor

    RPI-1031 Angle Sensor

    $1.25 As low as $1.08
  33. ACS712 Current Sensor Module - 30A

    ACS712 Current Sensor Module - 30A

    $0.80 As low as $0.74
  34. HTC-1 LCD Digital Temperature & Humidity Meter

    HTC-1 LCD Digital Temperature & Humidity Meter

    5.0  (1) 
    $1.75
  35. Non-Invasive AC Current Sensor 50A Max

    Non-Invasive AC Current Sensor 50A Max

    $3.95 As low as $3.48
  36. 0.36

    0.36" DC 0-30V 3-Wire Digital Voltmeter Display Module - Blue

    5.0  (1) 
    $0.60 As low as $0.53
  37. 0.36

    0.36" DC 0-30V 3-Wire Digital Voltmeter Display Module - Green

    $0.60 As low as $0.54
  38. 3D Printer Optical Endstop Switch Module

    3D Printer Optical Endstop Switch Module

    3.8  (3) 
    $0.50 As low as $0.44
  39. TCS230 Color Recognition Sensor Module

    TCS230 Color Recognition Sensor Module

    $3.50 As low as $3.16
  40. AC Voltmeter & Ammeter with Digital Display

    AC Voltmeter & Ammeter with Digital Display

    $7.75
  41. MLX90614 GY-906-BCC Infrared Temperature Sensor Module

    MLX90614 GY-906-BCC Infrared Temperature Sensor Module

    $8.25 As low as $7.34
  42. MQ-4 Natural Gas Sensor Module

    MQ-4 Natural Gas Sensor Module

    $0.75 As low as $0.66
  43. MQ-6 Gas Sensor Module

    MQ-6 Gas Sensor Module

    $0.75 As low as $0.66
  44. GY-31 TCS3200 Color Recognition Sensor Module

    GY-31 TCS3200 Color Recognition Sensor Module

    $4.50 As low as $4.09
  45. YwRobot Water Level Sensor Module

    YwRobot Water Level Sensor Module

    $2.50 As low as $2.20
  46. 85C1 DC Voltmeter

    85C1 DC Voltmeter

    Out of stock
  47. P85 Liquid Level Sensor- Float Switch

    P85 Liquid Level Sensor- Float Switch

    $1.25
  48. CJMCU-29125 ISL29125 RGB Color Light Sensor Module

    CJMCU-29125 ISL29125 RGB Color Light Sensor Module

    $6.50
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