Hi Everyone,
In this video you can learn how to make a simple RF433 switch that can use for example to switch on your lights. It interfaces with MQTT so with a little help from Node-RED or Home Assistant it can trigger basically any action.
Download Wemos code - https://bit.ly/2PImKsi
Buy Wemos D1 (PAID LINK) - https://bit.ly/3cYTk24
Buy RF433 reciever (PAID LINK) - https://bit.ly/3cYft0o