Make an IoT Wall Outlet with ESP8266 and#Arduino
https://blog.adafruit.com/2015/08/17/make-an-iot-wall-outlet-with-esp8266-and-arduino/
Check out this awesome instructable by gopinath.marappan:
_In this instructable, I show you how to add enhanced accessibility, intelligence and connectivity to an ordinary wall outlet. This is done with a combination of microcontrollers, Arduino, various sensors, ESP8266 and a mix of software packages. As I have designed this project in a sort of a modular fashion, you can try to build the whole project as it is or parts of it or even extend this project with more functionality._
Read morehttps://blog.adafruit.com/2015/08/17/make-an-iot-wall-outlet-with-esp8266-and-arduino/