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  1. GY-521 MPU6050 3-Axis Accelerometer Gyroscope Module

    GY-521 MPU6050 3-Axis Accelerometer Gyroscope Module

    4.4  (6) 
    $1.75 As low as $1.48
  2. Heart Rate Pulse Sensor Module

    Heart Rate Pulse Sensor Module

    5.0  (3) 
    $1.75 As low as $1.54
  3. HC-SR04 Ultrasonic Distance Sensor Module

    HC-SR04 Ultrasonic Distance Sensor Module

    4.0  (4) 
    $0.65 As low as $0.58
  4. HC-SR501 PIR Motion Detection Sensor

    HC-SR501 PIR Motion Detection Sensor

    4.5  (12) 
    $0.65 As low as $0.58
  5. ADXL345 3-Axis Digital Accelerometer Sensor Module

    ADXL345 3-Axis Digital Accelerometer Sensor Module

    4.4  (2) 
    $2.25 As low as $1.96
  6. DHT11 Temperature Humidity Sensor Module

    DHT11 Temperature Humidity Sensor Module

    4.8  (3) 
    $0.65 As low as $0.58
  7. SW-18010P Vibration Sensor Module

    SW-18010P Vibration Sensor Module

    3.5  (1) 
    $0.35 As low as $0.31
  8. 44E Hall Effect Sensor Module

    44E Hall Effect Sensor Module

    4.0  (1) 
    $0.30 As low as $0.26
  9. YL-69 Soil Moisture Detection Sensor Module

    YL-69 Soil Moisture Detection Sensor Module

    3.6  (5) 
    $0.20
  10. TCRT5000 Infrared Reflective Line Track Sensor Module

    TCRT5000 Infrared Reflective Line Track Sensor Module

    4.5  (2) 
    $0.40 As low as $0.35
  11. HC-SR505 PIR Motion Sensor

    HC-SR505 PIR Motion Sensor

    5.0  (1) 
    $0.70 As low as $0.61
  12. GP2Y0A21YK0F Infrared Distance Sensor

    GP2Y0A21YK0F Infrared Distance Sensor

    2.5  (1) 
    $4.50 As low as $3.99
  13. ASAIR DHT11 Temperature Humidity Sensor

    ASAIR DHT11 Temperature Humidity Sensor

    5.0  (3) 
    $0.90 As low as $0.80
  14. HX711 Dual-Channel 24-bit A/D Conversion Module

    HX711 Dual-Channel 24-bit A/D Conversion Module

    4.7  (3) 
    $0.40 As low as $0.35
  15. AOSONG DHT22 Temperature Humidity Sensor

    AOSONG DHT22 Temperature Humidity Sensor

    4.3  (6) 
    $3.95 As low as $3.50
  16. GY-BME280 Temperature, Humidity and Atmospheric Pressure Sensor Module

    GY-BME280 Temperature, Humidity and Atmospheric Pressure Sensor Module

    5.0  (1) 
    $3.25 As low as $2.79
  17. Load Cell- 1kg

    Load Cell- 1kg

    3.0  (1) 
    $1.50 As low as $1.29
  18. EMG Muscule Signal Sensor

    EMG Muscule Signal Sensor

    2.4  (2) 
    $13.50 As low as $13.03
  19. DS18B20 Temperature Sensor - Waterproof Probe, 1m

    DS18B20 Temperature Sensor - Waterproof Probe, 1m

    5.0  (6) 
    $0.65 As low as $0.57
  20. 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
  21. 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
  22. Infrared Transceiver Kit - Transmitter + Receiver

    Infrared Transceiver Kit - Transmitter + Receiver

    4.9  (7) 
    $0.55 As low as $0.49
  23. GP2Y0A41SK0F Infrared Distance Sensor

    GP2Y0A41SK0F Infrared Distance Sensor

    4.0  (1) 
    $5.50 As low as $4.83
  24. KY-040 Rotary Encoder Module with Push Switch

    KY-040 Rotary Encoder Module with Push Switch

    4.4  (8) 
    $0.45 As low as $0.40
  25. MPS20N0040D-D Sphygmomanometer Pressure Sensor

    MPS20N0040D-D Sphygmomanometer Pressure Sensor

    3.0  (1) 
    $0.70 As low as $0.62
  26. ZMPT101B 250V AC Voltage Sensor Module

    ZMPT101B 250V AC Voltage Sensor Module

    4.5  (4) 
    $1.25 As low as $1.09
  27. HY-SRF05 Ultrasonic Distance Sensor Module

    HY-SRF05 Ultrasonic Distance Sensor Module

    4.6  (4) 
    $1.25 As low as $1.07
  28. E18-D80NK IR Obstacle Avoidance Proximity Sensor

    E18-D80NK IR Obstacle Avoidance Proximity Sensor

    4.8  (3) 
    $1.50 As low as $1.30
  29. PC817 Optocoupler Isolation Module

    PC817 Optocoupler Isolation Module

    5.0  (1) 
    As low as $0.75
  30. OV2640 2 Megapixel Camera Module

    OV2640 2 Megapixel Camera Module

    5.0  (1) 
    $17.95 As low as $15.92
  31. LM393 Infrared Optocoupler Speed Sensor Module

    LM393 Infrared Optocoupler Speed Sensor Module

    4.7  (2) 
    $0.30 As low as $0.27
  32. 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
  33. 5528 Photocell Photoresistor Sensor - 150V, 5mm - Pack of 20

    5528 Photocell Photoresistor Sensor - 150V, 5mm - Pack of 20

    4.8  (6) 
    $0.45 As low as $0.41
  34. KY-028 Digital Temperature Sensor Module

    KY-028 Digital Temperature Sensor Module

    5.0  (2) 
    $0.30 As low as $0.27
  35. 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
  36. DS18B20 Temperature Sensor - Pack of 5

    DS18B20 Temperature Sensor - Pack of 5

    4.8  (5) 
    $0.95 As low as $0.75
  37. GY-271 QMC5883L 3-Axis Compass Magnetometer Sensor Module

    GY-271 QMC5883L 3-Axis Compass Magnetometer Sensor Module

    3.5  (2) 
    $1.25 As low as $1.11
  38. JSN-SR04T Water Proof Ultrasonic Distance Sensor Module

    JSN-SR04T Water Proof Ultrasonic Distance Sensor Module

    4.4  (3) 
    $2.50
  39. TTP223 Capacitive Touch Switch Button - Pack of 10

    TTP223 Capacitive Touch Switch Button - Pack of 10

    4.8  (17) 
    $0.55 As low as $0.49
  40. 3D Printer Optical Endstop Switch Module

    3D Printer Optical Endstop Switch Module

    3.8  (3) 
    $0.50 As low as $0.44
  41. MQ-7 Carbon Monoxide Detection Sensor Module

    MQ-7 Carbon Monoxide Detection Sensor Module

    4.6  (3) 
    $1.25 As low as $1.09
  42. TA288 LCD Digital Thermometer - Stainless Steel Probe

    TA288 LCD Digital Thermometer - Stainless Steel Probe

    4.0  (1) 
    $0.80 As low as $0.74
  43. Piezoelectric Shock Tap Sensor, Vibration Switch Module

    Piezoelectric Shock Tap Sensor, Vibration Switch Module

    5.0  (1) 
    $0.65 As low as $0.58
  44. MPS20N0040D Digital Barometric Pressure Module w/ HX710 ADC Converter

    MPS20N0040D Digital Barometric Pressure Module w/ HX710 ADC Converter

    3.5  (1) 
    Out of stock
  45. GY-530 VL53LOX Laser Rangefinder Sensor Module

    GY-530 VL53LOX Laser Rangefinder Sensor Module

    4.8  (3) 
    $1.75 As low as $1.52
  46. IR Infrared Flame Sensor Module

    IR Infrared Flame Sensor Module

    4.0  (3) 
    $0.30 As low as $0.27
  47. P100 Liquid Level Sensor - Float Switch

    P100 Liquid Level Sensor - Float Switch

    5.0  (1) 
    $0.95 As low as $0.85
  48. GY-213V-HTU21D Temperature Humidity Sensor Module

    GY-213V-HTU21D Temperature Humidity Sensor Module

    5.0  (3) 
    $1.50 As low as $1.29
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