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Search results for: 'write a program to interface ldr to turn on led when sensor is detected''

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ldr module applicatioons LED tactile switch module led bar graph module connection sensor de temperatura con lcd en arduino dht11 Sensor Sharp GP2Y0A21YK0F Infravermelho de Longo Alcance para Arduino - 10 a 80cm +
  1. Y26-V Non-contact Water Liquid Level Sensor

    Y26-V Non-contact Water Liquid Level Sensor

    $5.95 As low as $5.28
  2. CJMCU MPXV7002DP Airspeed Sensor Breakout For APM

    CJMCU MPXV7002DP Airspeed Sensor Breakout For APM

    $42.95 As low as $38.13
  3. AM2302 DHT22 Temperature and Humidity Sensor Module

    AM2302 DHT22 Temperature and Humidity Sensor Module

    $1.50 As low as $1.32
  4. Floating Liquid Level Sensor Right Angle

    Floating Liquid Level Sensor Right Angle

    $1.25 As low as $1.08
  5. GP2Y0A21YK0F Infrared Distance Sensor

    GP2Y0A21YK0F Infrared Distance Sensor

    2.5  (1) 
    $4.50 As low as $3.99
  6. GP2Y0A41SK0F Infrared Distance Sensor

    GP2Y0A41SK0F Infrared Distance Sensor

    4.0  (1) 
    $5.50 As low as $4.83
  7. UVM30A UV Sensor Module

    UVM30A UV Sensor Module

    $7.50 As low as $6.64
  8. US-100 Ultrasonic Distance Sensor Module

    US-100 Ultrasonic Distance Sensor Module

    Out of stock
  9. CJMCU 9-Axis IMU MPU9250 + BMP280 Atmospheric Sensor

    CJMCU 9-Axis IMU MPU9250 + BMP280 Atmospheric Sensor

    Out of stock
  10. KY-039 Finger Detection Heartbeat Measuring Sensor

    KY-039 Finger Detection Heartbeat Measuring Sensor

    $0.25
  11. HW-M10-A Microwave Motion Detection Sensor

    HW-M10-A Microwave Motion Detection Sensor

    5.0  (1) 
    $1.95 As low as $1.72
  12. YwRobot Flame Sensor Module - Analog Output

    YwRobot Flame Sensor Module - Analog Output

    $1.25 As low as $1.10
  13. MQ-4 Methan Natural Gas Sensor Module

    MQ-4 Methan Natural Gas Sensor Module

    5.0  (1) 
    $1.25 As low as $1.06
  14. Waveshare 5MP Camera Board - OV5640 Sensor, Fisheye Lens

    Waveshare 5MP Camera Board - OV5640 Sensor, Fisheye Lens

    $19.75 As low as $17.50
  15. GY-906 MLX90614ESF Non-Contact Infrared Temperature Sensor

    GY-906 MLX90614ESF Non-Contact Infrared Temperature Sensor

    $7.75 As low as $6.84
  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. MS5540-CM Digital Waterproof Air Pressure Height Sensor Module

    MS5540-CM Digital Waterproof Air Pressure Height Sensor Module

    $13.25 As low as $11.74
  18. ASAIR AO-03 Oxygen Sensor - STM32 Analog Voltage Output Module

    ASAIR AO-03 Oxygen Sensor - STM32 Analog Voltage Output Module

    $34.75 As low as $30.82
  19. ADXL357 Three-Axis Accelerometer Sensor Module

    ADXL357 Three-Axis Accelerometer Sensor Module

    $69.95 As low as $61.86
  20. ST188 Reflective Infrared Sensor Photoelectric Switch - Pack of 5

    ST188 Reflective Infrared Sensor Photoelectric Switch - Pack of 5

    $1.25
  21. HC-SR04 Ultrasonic Sensor Module Bracket - Pack of 2

    HC-SR04 Ultrasonic Sensor Module Bracket - Pack of 2

    $0.25 As low as $0.21
  22. VL53L1X Laser Ranging Sensor Module

    VL53L1X Laser Ranging Sensor Module

    $4.25 As low as $3.82
  23. AOSONG DHT22 Temperature Humidity Sensor

    AOSONG DHT22 Temperature Humidity Sensor

    4.3  (6) 
    $3.95 As low as $3.50
  24. 801S Vibration Sensor Module

    801S Vibration Sensor Module

    5.0  (1) 
    $2.25 As low as $1.97
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