YouTube Tutorial:-
Materials:-
NodeMCU ESP8266
Relay
Push Button (Tactile Button)
330 ohm resistor
1N4007 Diode
LED
BC547 / 2N2222 Transistor
Block Terminal Connector
PCB Header
5V Power Adapter
Circuit:-
BreadBoard Circuit
Schematic:-
AC Voltage Bulb Holder Wiring
Download PCB Gerber File:- https://drive.google.com/open?id=1JJybuRhj3EC-PB5NPVAh9eG61N3MLT5u
Blynk Clone App QR CODE:-
