Arduino Gas leakage detection and SMS alert MQ-2 sensor

Description: This project is based on Gas leakage detection or smoke detection using the MQ-2 gas/smoke sensor, Arduino Uno, and GSM sim900A module. This project is used for the Gas/Smoke detection, once... Read more »
street lights

Automatic Street Lights using PIR Sensor code and circuit diagram

  Automatic Street Lights- In today’s tutorial, you will learn how to make an automatic street lights control system using only a PIR sensor. PIR Sensor is one of the most commonly... Read more »