NODEMCU - WIFI ACCESS POINT - ANDROID APP CONTROL RELAY - SMART SWITCH
USING NODEMCU CREATE WIFI ACCESS POINT - CONNECT ANDROID MOBILE AS CLIENT - USE APP TO CONTROL RELAY
ARDUINO CODE: https://drive.google.com/file/d/1y5NA...
ANDROID APP LINK : https://drive.google.com/file/d/1yHPs...