This project is an automatic light controlling system which help in reducing resource wastage. It consist of a room counter which check the number of person inside that room if there is no person inside that room it automatically switches of lights of that room. It has a lcd display which shows the number of person inside that room.
Step 1: Need to Save Energy
When we use less energy, we save precious natural resources and cut down on pollution. ... So, energy efficiency helps us keep more resources on the earth longer.
Step 2: Materials Required
the following are the things needed for the project
● Arduino uno
● Jumper wires
● 2 ir sensor
● Mini breadboard
Step 3: Circuit Diagram
do connections as per circuit diagram