Hello folks
In this blog, I am going to show you how to control your home appliances using smartphone aka kinda home automation.
For this, we need only
1. esp8266 aka node MCU
2.2channel 5v relay module
The connection is very simple to Connect ground of esp to the ground of relay
Connect VCC to 3v of esp
Connect in1 to D2
Connect in2 to D4
bro coding please