1-Channel 5V Relay Module for Arduino

1 Channel 5V Relay Module for arduino 1-Channel realy KY-019 - AliExpress

Relay module, V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current, Standard interface that can be controlled directly by

5V 1-Channel Relay Module for Arduino

1 Channel 5V Relay Module Board – Sunhokey Electronics Co., Ltd

5V/12V 1 One Channel Relay Module Low Level For SCM Household Appliance Control For Arduino Time Relay DIY Kit

1 Channel 5V G3MB-202P SSR Solid State Relay Module Resistive Fuse Ard – eElectronicParts

8-Channel 5V Relay Module for Arduino Raspberry Pi –

Buy Efficient 5V Relay Module 4 Channel for Seamless Device Control

Relay supports Normally Open and Normally Closed Relay supports High-level Trigger or Low-Level Trigger selectable by a jumper Relay with Optocoupler

3pcs Relay Module for Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger

Step 2: Interfacing the relay modules to the Arduino

5V Single-Channel Relay Module - Pin Diagram, Specifications, Applications, Working

12V 1 Channel Relay Module with Optocoupler for Arduino – Aideepen

DIYables Relay 5V 1-Channel for Arduino, ESP32, ESP8266, Raspberry Pi

Using 5V 1 channel relay module for Arduino