With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
Briefly, the esp8266 is a wifi radio and the relay is basically a switch. You can switch something on or off remotely with this.Quite impressive, really.
Join 2 million + to receive instant DIY inspiration in your inbox.
© 2016 Autodesk, Inc.