222 results for "relay module"
Products
CP2102 USB to TTL UART Serial Converter Module 6-Pin for Arduino, ESP32 & ESP8266

CP2102 USB to TTL UART Serial Converter Module 6-Pin for Arduino, ESP32 & ESP8266

$6.99
PN532 NFC RFID Reader Writer Module V3 13.56MHz

PN532 NFC RFID Reader Writer Module V3 13.56MHz

$11.99
TTP223B Pre-Soldered Capacitive Touch Switch Sensor Module

TTP223B Pre-Soldered Capacitive Touch Switch Sensor Module

$4.50
TCA9548A Pre-Soldered 1-to-8 I2C 8-Channel Multiplexer Module

TCA9548A Pre-Soldered 1-to-8 I2C 8-Channel Multiplexer Module

$9.99
HMC5883L GY-273 Pre-Soldered 3-Axis Magnetometer Compass Module for Arduino, Raspberry Pi & ESP32

HMC5883L GY-273 Pre-Soldered 3-Axis Magnetometer Compass Module for Arduino, Raspberry Pi & ESP32

$7.99
RC522 RFID Reader Writer Module 13.56MHz SPI Kit for Arduino, Raspberry Pi & ESP32

RC522 RFID Reader Writer Module 13.56MHz SPI Kit for Arduino, Raspberry Pi & ESP32

$7.50
APDS-9960 RGB Gesture, Proximity & Color Sensor Module for Arduino, Raspberry Pi & ESP32

APDS-9960 RGB Gesture, Proximity & Color Sensor Module for Arduino, Raspberry Pi & ESP32

$8.99
DS3231 AT24C32 Precision RTC I2C Module with CR2032 Battery

DS3231 AT24C32 Precision RTC I2C Module with CR2032 Battery

$5.99
ESP32 38-Pin GPIO Expansion Breakout Board for ESP32 Development Boards

ESP32 38-Pin GPIO Expansion Breakout Board for ESP32 Development Boards

$4.99
L298N Motor Driver Board for Arduino & Raspberry Pi DC and Stepper Motors

L298N Motor Driver Board for Arduino & Raspberry Pi DC and Stepper Motors

$6.90
MQ-7 Carbon Monoxide (CO) Gas Sensor Module for Arduino, Raspberry Pi & ESP32

MQ-7 Carbon Monoxide (CO) Gas Sensor Module for Arduino, Raspberry Pi & ESP32

$6.99
GUVA-S12SD UV Light Intensity Sensor Module for Arduino & ESP32

GUVA-S12SD UV Light Intensity Sensor Module for Arduino & ESP32

$8.99
TM1637 Pre-Soldered 4-Bit Red LED Display Module & Clock

TM1637 Pre-Soldered 4-Bit Red LED Display Module & Clock

$5.99
HC-05 6-Pin Bluetooth Module, No Button

HC-05 6-Pin Bluetooth Module, No Button

$10.49
LCD1602 16x2 LCD Display Module for Arduino & Raspberry Pi

LCD1602 16x2 LCD Display Module for Arduino & Raspberry Pi

$7.99
MH-Z19C NDIR Infrared CO2 Sensor Module for Arduino, Raspberry Pi & ESP32

MH-Z19C NDIR Infrared CO2 Sensor Module for Arduino, Raspberry Pi & ESP32

$28.99
10K Slide Potentiometer Module for Arduino & ESP32

10K Slide Potentiometer Module for Arduino & ESP32

$5.99
RC522 RFID Reader Writer Module 13.56MHz for Arduino

RC522 RFID Reader Writer Module 13.56MHz for Arduino

$3.99
1S 3.7V 3A 2MOS BMS Li-ion 18650 Battery Protection Board

1S 3.7V 3A 2MOS BMS Li-ion 18650 Battery Protection Board

$3.99
HX1838 Infrared IR Remote Control Module Kit with Battery

HX1838 Infrared IR Remote Control Module Kit with Battery

$4.99
IR Infrared Obstacle Avoidance Sensor Module for Arduino & ESP32

IR Infrared Obstacle Avoidance Sensor Module for Arduino & ESP32

$5.75
SSD1306 0.96" Blue I2C OLED Display Module 4-Pin for Arduino, Raspberry Pi & ESP32

SSD1306 0.96" Blue I2C OLED Display Module 4-Pin for Arduino, Raspberry Pi & ESP32

$6.89
Pre-Soldered I2C Logic Level Converter 3.3V-5V Bi-Directional for Arduino, Raspberry Pi, ESP32 & Pico

Pre-Soldered I2C Logic Level Converter 3.3V-5V Bi-Directional for Arduino, Raspberry Pi, ESP32 & Pico

$6.25
433MHz RF Wireless Transmitter & Receiver Link Kit for Arduino

433MHz RF Wireless Transmitter & Receiver Link Kit for Arduino

$5.99
CP2102 USB to TTL UART Serial Converter Module 6-Pin for Arduino, ESP32 & ESP8266

CP2102 USB to TTL UART Serial Converter Module 6-Pin for Arduino, ESP32 & ESP8266

$6.99
PN532 NFC RFID Reader Writer Module V3 13.56MHz

PN532 NFC RFID Reader Writer Module V3 13.56MHz

$11.99
TTP223B Pre-Soldered Capacitive Touch Switch Sensor Module

TTP223B Pre-Soldered Capacitive Touch Switch Sensor Module

$4.50
TCA9548A Pre-Soldered 1-to-8 I2C 8-Channel Multiplexer Module

TCA9548A Pre-Soldered 1-to-8 I2C 8-Channel Multiplexer Module

$9.99
HMC5883L GY-273 Pre-Soldered 3-Axis Magnetometer Compass Module for Arduino, Raspberry Pi & ESP32

HMC5883L GY-273 Pre-Soldered 3-Axis Magnetometer Compass Module for Arduino, Raspberry Pi & ESP32

$7.99
RC522 RFID Reader Writer Module 13.56MHz SPI Kit for Arduino, Raspberry Pi & ESP32

RC522 RFID Reader Writer Module 13.56MHz SPI Kit for Arduino, Raspberry Pi & ESP32

$7.50
APDS-9960 RGB Gesture, Proximity & Color Sensor Module for Arduino, Raspberry Pi & ESP32

APDS-9960 RGB Gesture, Proximity & Color Sensor Module for Arduino, Raspberry Pi & ESP32

$8.99
DS3231 AT24C32 Precision RTC I2C Module with CR2032 Battery

DS3231 AT24C32 Precision RTC I2C Module with CR2032 Battery

$5.99
ESP32 38-Pin GPIO Expansion Breakout Board for ESP32 Development Boards

ESP32 38-Pin GPIO Expansion Breakout Board for ESP32 Development Boards

$4.99
L298N Motor Driver Board for Arduino & Raspberry Pi DC and Stepper Motors

L298N Motor Driver Board for Arduino & Raspberry Pi DC and Stepper Motors

$6.90
MQ-7 Carbon Monoxide (CO) Gas Sensor Module for Arduino, Raspberry Pi & ESP32

MQ-7 Carbon Monoxide (CO) Gas Sensor Module for Arduino, Raspberry Pi & ESP32

$6.99
GUVA-S12SD UV Light Intensity Sensor Module for Arduino & ESP32

GUVA-S12SD UV Light Intensity Sensor Module for Arduino & ESP32

$8.99
TM1637 Pre-Soldered 4-Bit Red LED Display Module & Clock

TM1637 Pre-Soldered 4-Bit Red LED Display Module & Clock

$5.99
HC-05 6-Pin Bluetooth Module, No Button

HC-05 6-Pin Bluetooth Module, No Button

$10.49
LCD1602 16x2 LCD Display Module for Arduino & Raspberry Pi

LCD1602 16x2 LCD Display Module for Arduino & Raspberry Pi

$7.99
MH-Z19C NDIR Infrared CO2 Sensor Module for Arduino, Raspberry Pi & ESP32

MH-Z19C NDIR Infrared CO2 Sensor Module for Arduino, Raspberry Pi & ESP32

$28.99
10K Slide Potentiometer Module for Arduino & ESP32

10K Slide Potentiometer Module for Arduino & ESP32

$5.99
RC522 RFID Reader Writer Module 13.56MHz for Arduino

RC522 RFID Reader Writer Module 13.56MHz for Arduino

$3.99
1S 3.7V 3A 2MOS BMS Li-ion 18650 Battery Protection Board

1S 3.7V 3A 2MOS BMS Li-ion 18650 Battery Protection Board

$3.99
HX1838 Infrared IR Remote Control Module Kit with Battery

HX1838 Infrared IR Remote Control Module Kit with Battery

$4.99
IR Infrared Obstacle Avoidance Sensor Module for Arduino & ESP32

IR Infrared Obstacle Avoidance Sensor Module for Arduino & ESP32

$5.75
SSD1306 0.96" Blue I2C OLED Display Module 4-Pin for Arduino, Raspberry Pi & ESP32

SSD1306 0.96" Blue I2C OLED Display Module 4-Pin for Arduino, Raspberry Pi & ESP32

$6.89
Pre-Soldered I2C Logic Level Converter 3.3V-5V Bi-Directional for Arduino, Raspberry Pi, ESP32 & Pico

Pre-Soldered I2C Logic Level Converter 3.3V-5V Bi-Directional for Arduino, Raspberry Pi, ESP32 & Pico

$6.25
433MHz RF Wireless Transmitter & Receiver Link Kit for Arduino

433MHz RF Wireless Transmitter & Receiver Link Kit for Arduino

$5.99