The Sonoff 4CHR3 is a 4-gang Wi-Fi smart switch that allows users to control up to four separate electrical devices or circuits.
It supports both Wi-Fi and RF (radio frequency) control, making it ideal for DIY home automation projects.
With this switch, users can remotely manage their devices via the eWeLink app or through RF remote control, and it also integrates with voice assistants like Alexa and Google Assistant.