222 results for "relay module"
Products

AD8232 ECG Module - Heart Rate & ECG Monitoring Sensor Kit
$11.99

MLX90614 Pre-Soldered IR Temperature Sensor Module for Arduino & Raspberry Pi
$16.49

HM-10 Bluetooth 4.0 BLE CC2541 Master/Slave Module for Arduino
$7.99

MAX30102 Pre-Soldered Heart Rate & Pulse Oximeter Sensor Module
$6.99

INA219 I2C Bi-Directional Current & Power Monitoring Sensor Module with Soldering and Foam
$7.99

NRF24L01+ PA LNA Wireless Transceiver Module with Antenna, 1100m Range
$6.99

Super Starter Kit for Arduino Uno R3 with Tutorial
$34.99

MAX7219 4-in-1 Dot Matrix Display Module (Red)
$7.99

PAM8406 Pre-Soldered Stereo Class-D Audio Amplifier Module for Arduino, Raspberry Pi & ESP32
$7.99

BMP280 Pre-Soldered Pressure & Temperature Sensor for Arduino & Raspberry Pi
$7.00

Ra-02 SX1278 LoRa 433MHz Wireless Transceiver Module for Arduino, ESP32, STM32 & Raspberry Pi
$9.99

DHT11 Temperature & Humidity Sensor for Arduino & Raspberry Pi
$6.00

NRF24L01+ 2.4GHz Wireless Transceiver Module SPI for Arduino & Raspberry Pi
$5.49

KY-018 Photoresistor Light Sensor Module for Arduino & ESP32
$5.99

XL4015 Adjustable DC-DC Step-Down Module 5A 75W with Digital Voltmeter Display
$7.99

HC-SR501 PIR Motion Sensor for Arduino & Raspberry Pi
$7.00

CN3791 6V MPPT Solar Charger Module
$5.99

DHT22 Temperature & Humidity Sensor for Arduino & Raspberry Pi
$8.00

Rain and Water Level Detection Sensor Module for Arduino, Raspberry Pi & ESP32
$6.49

KY-023 Dual Axis PS2 Analog Joystick Module for Arduino & ESP32
$4.99

ATtiny85 USB Development Board (Digispark) for Arduino Pre-Soldered
$9.99

HLK-LD2450 24GHz mmWave Radar Human Body Tracking Sensor Module (Pre-Soldered)
$11.99

KY-006 Passive Piezo Buzzer Module for Arduino
$5.99

MPU6050 Pre-Soldered IMU Accelerometer Sensor 2-Pack for Arduino
$10.99

AD8232 ECG Module - Heart Rate & ECG Monitoring Sensor Kit
$11.99

MLX90614 Pre-Soldered IR Temperature Sensor Module for Arduino & Raspberry Pi
$16.49

HM-10 Bluetooth 4.0 BLE CC2541 Master/Slave Module for Arduino
$7.99

MAX30102 Pre-Soldered Heart Rate & Pulse Oximeter Sensor Module
$6.99

INA219 I2C Bi-Directional Current & Power Monitoring Sensor Module with Soldering and Foam
$7.99

NRF24L01+ PA LNA Wireless Transceiver Module with Antenna, 1100m Range
$6.99

Super Starter Kit for Arduino Uno R3 with Tutorial
$34.99

MAX7219 4-in-1 Dot Matrix Display Module (Red)
$7.99

PAM8406 Pre-Soldered Stereo Class-D Audio Amplifier Module for Arduino, Raspberry Pi & ESP32
$7.99

BMP280 Pre-Soldered Pressure & Temperature Sensor for Arduino & Raspberry Pi
$7.00

Ra-02 SX1278 LoRa 433MHz Wireless Transceiver Module for Arduino, ESP32, STM32 & Raspberry Pi
$9.99

DHT11 Temperature & Humidity Sensor for Arduino & Raspberry Pi
$6.00

NRF24L01+ 2.4GHz Wireless Transceiver Module SPI for Arduino & Raspberry Pi
$5.49

KY-018 Photoresistor Light Sensor Module for Arduino & ESP32
$5.99

XL4015 Adjustable DC-DC Step-Down Module 5A 75W with Digital Voltmeter Display
$7.99

HC-SR501 PIR Motion Sensor for Arduino & Raspberry Pi
$7.00

CN3791 6V MPPT Solar Charger Module
$5.99

DHT22 Temperature & Humidity Sensor for Arduino & Raspberry Pi
$8.00

Rain and Water Level Detection Sensor Module for Arduino, Raspberry Pi & ESP32
$6.49

KY-023 Dual Axis PS2 Analog Joystick Module for Arduino & ESP32
$4.99

ATtiny85 USB Development Board (Digispark) for Arduino Pre-Soldered
$9.99

HLK-LD2450 24GHz mmWave Radar Human Body Tracking Sensor Module (Pre-Soldered)
$11.99

KY-006 Passive Piezo Buzzer Module for Arduino
$5.99

MPU6050 Pre-Soldered IMU Accelerometer Sensor 2-Pack for Arduino
$10.99