
Description: Arduino PIR Sensor– This is a beginner’s level tutorial which explains everything you want to know about the PIR motion sensor. No doubt the PIR Sensor is used in thousands of... Read more »

Description: Arduino GSM Alarm System– This project is based on the Security system using PIR Sensor, Arduino Uno, and GSM module “SIM900A”. The PIR sensor is used for Intruder detection. Whenever an... Read more »