PIR based Motion Switch | PIR Sensor Light

PIR based Motion Switch

PIR based motion switch under ₹160 ($2.5) Introduction Today the world is moving toward contact less devices. These devices make life easier and also help us to save resources, energy. We are going to discuss a simple project which will help you to save money and resources. PIR based motion switch is one of the … Read more

PIR Sensor | How it works?

Pir sensor

What is PIR sensor? A PIR is a Passive Infra Red sensor. This sensor helps us to identify motion of an object mainly a human being. This is a electronic sensor which works based on the variation of light across some distance. As an output it provides a small electrical signal. This sensor can detect … Read more