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Search results for: 'esp32 wifi module school bell project'

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ESP32 S-CAM-CH340 Development Test Board WiFi+ Bluetooth Module ESP32 Serial Port with OV2640 Camera Module Temperature Sensor - PT100 ESP32-S3 Display Screen TFT LCD Module 480x272 ESP32S3 dev module arduino code led example esp32 dev module vin pin max voltage
  1. LPS331AP Pneumatic Atmospheric Pressure Module

    LPS331AP Pneumatic Atmospheric Pressure Module

    $5.25 As low as $4.66
  2. UVM30A UV Sensor Module

    UVM30A UV Sensor Module

    $7.50 As low as $6.64
  3. SIM900A Wireless Module (GPRS/GSM/SMS)

    SIM900A Wireless Module (GPRS/GSM/SMS)

    4.0  (1) 
    $3.75 As low as $3.30
  4. R308 Biometric Fingerprint Sensor Module

    R308 Biometric Fingerprint Sensor Module

    5.0  (2) 
    $14.25 As low as $12.62
  5. WTV020-SD Micro SD Card MP3 Sound Player Module

    WTV020-SD Micro SD Card MP3 Sound Player Module

    Out of stock
  6. Mini 360 1.8A DC Step-Down Buck Converter Power Module

    Mini 360 1.8A DC Step-Down Buck Converter Power Module

    4.9  (5) 
    As low as $0.30 As low as $0.26
  7. Voice Recognition Module V3

    Voice Recognition Module V3

    $23.95 As low as $21.33
  8. 4 Channel IR Line Tracking Obstacle Avoidance Module

    4 Channel IR Line Tracking Obstacle Avoidance Module

    4.7  (7) 
    $1.25 As low as $1.07
  9. Raspberry Pi Camera Module - 8 Megapixel , 1080p

    Raspberry Pi Camera Module - 8 Megapixel , 1080p

    4.0  (1) 
    As low as $35.50 As low as $31.75
  10. 3D Printer Mechanical Endstop Switch Module v1.4

    3D Printer Mechanical Endstop Switch Module v1.4

    3.0  (1) 
    Out of stock
  11. 2.4GHz/5.8GHz 8dBi Dual Band SMA WIFI Antenna

    2.4GHz/5.8GHz 8dBi Dual Band SMA WIFI Antenna

    $1.75 As low as $1.45
  12. LoRa RA-01 SX1278 433MHz Transceiver Module

    LoRa RA-01 SX1278 433MHz Transceiver Module

    5.0  (2) 
    $4.75 As low as $4.18
  13. AK09911C 3-Axis Geomagnetic Hall Effect Sensor Module

    AK09911C 3-Axis Geomagnetic Hall Effect Sensor Module

    Out of stock
  14. Switching Power Supply Module - 5V, 700mA

    Switching Power Supply Module - 5V, 700mA

    3.7  (2) 
    $0.70 As low as $0.65
  15. TP5100 2 Cells/Single Li-ion Battery Charger Module

    TP5100 2 Cells/Single Li-ion Battery Charger Module

    3.7  (4) 
    $0.55 As low as $0.49
  16. MQ-4 Methan Natural Gas Sensor Module

    MQ-4 Methan Natural Gas Sensor Module

    5.0  (1) 
    $1.25 As low as $1.06
  17. 0.91inch 128x32 I2C OLED Display Module - One Color

    0.91inch 128x32 I2C OLED Display Module - One Color

    5.0  (1) 
    $1.50 As low as $1.33
  18. 2.42inch 128x64 I2C/SPI OLED Display Module - One Color

    2.42inch 128x64 I2C/SPI OLED Display Module - One Color

    4.5  (3) 
    $10.95 As low as $9.73
  19. RXB61 315MHz Wireless Receiver Module

    RXB61 315MHz Wireless Receiver Module

    $0.75 As low as $0.66
  20. Adjustable Voltage Regulator, Power Supply Module w/ Display - 35W, 4A

    Adjustable Voltage Regulator, Power Supply Module w/ Display - 35W, 4A

    3.5  (5) 
    $4.75 As low as $4.57
  21. WT588D-16p Sound Player Module

    WT588D-16p Sound Player Module

    $2.25 As low as $1.96
  22. 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
  23. GY-91 MPU9250+BMP280 10-DOF 9-Axis Gyro Compass Accelerometer Module

    GY-91 MPU9250+BMP280 10-DOF 9-Axis Gyro Compass Accelerometer Module

    $10.75 As low as $9.45
  24. SX1308 2A DC-DC Step Up Adjustable Boost Module

    SX1308 2A DC-DC Step Up Adjustable Boost Module

    5.0  (1) 
    Out of stock
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