Those little ESP32-CAM boards which mate the WiFi-enabled microcontroller with a small parallel-interface camera module have been with us for years, and while they are undeniably cool to play with ...

Take the ESP32-CAM, a board that started appearing on the market in early 2019. On paper, the thing is amazing: an ESP32 with support for a camera and an SD card, all for less than $10.

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 ...