Laser Overview: Laser lights are highly monochromatic it means the laser beam is made up of a single color or a single wavelength in contrast the ordinary white light from an incandescent... Read more »
Description: Arduino GSM Project: Security Alert message to multiple numbers-In this tutorial, you will learn how to make an Advanced security system and send the Security Alert message to multiple numbers using... Read more »
Laser Security System Project Description: Arduino GSM Laser Security System– This Tutorial is based on the Laser Security system using Arduino and GSM sim900A module. This tutorial explains step by step How... Read more »