Turn your lights on with clapping?

https://www.electronics-lab.com/turn-your-lights-on-with-clapping/

by GreatScottLab @ instructables.com: Wouldn’t it be nice to turn on your lights without getting off the couch? In this project I am going to show you how to build a simple Arduino clap circuit which can turn on and off all kinds of AC appliances. Let’s get started! Turn your lights on with clapping? – […]