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Hey friends in this video I will show you how to make Home Automation System which can be controlled with Amazon Alexa through Internet as well as Manual Switches on Switch Board
Visit my Website for full guide and to Download Codes and Circuit Diagrams:- www.viralscien...
Materials:-
NODEMCU ESP8266
4 Ch Relay Module
Switches
BreadBoard
Jumpers
PCB Components:-
Relay 5V
Push Button (Tactile Button)
330 ohm resistor
1N4007 Diode
LED
BC547 / 2N2222 Transistor
Block Terminal Connector
PCB Header
5V Power Adapter
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