2 Channel Wi-Fi Relay Module Using ESP8266 NodeMCU

https://www.electronics-lab.com/project/2-channel-wi-fi-relay-module-using-esp8266-nodemcu/

The project described here is an ESP8266 NodeMCU Two Channel Relay Module. This board enables users to control 2 x relays remotely. The 2 channels can be controlled remotely using a webserver/WiFi connection. The project works with 5VDC. Two LEDs indicate relay operation. Screw terminals help user to connect devices and power the supply. Relay […]