Hobbyists, electronic enthusiasts and makers may be interested in a new 4 channel relay board aptly named the RelayFi. The 4 channel smart relay board is powered by a ESP32 WROOM providing the ability ...
The cheaper board won ...
The ESP32 microcontroller earns plenty of praise for delivering wireless connectivity, generous features, and solid performance at minimal cost. It's become a backbone to my smart home devices and ...
A board enables wireless control, multi-channel switching, and isolation, supporting automation in homes and industrial ...