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 ...
How-To Geek on MSN
3 smart home upgrades you can make with a $24 Arduino board
3 DIY projects you can do to create a smart home with an Arduino board.
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