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Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...
Posted in Arduino Hacks, Wireless Hacks Tagged arduino, Arduino IDE, ESP, ESP8266, wifi ← In Which Robots Fight The Console Wars Resourceful DIY Brushless Hand-held Camera Gimbal → ...
Toss a mains socket and an ESP8266 in a box and you’ve got a WiFi-logging power meter that you can use anywhere, all for under $20. Sweet.