Show me your interest! Visit- \rbrExplained with schematic and printed circuit diagram. How to make a Laser Light Security Alarm.\rbrCircuit of Laser Light Security System was designed using EasyEDA: \rbr\rbrImportant:\rbrWatch this video for Working Explanation of Laser Light Security Alarm Circuit: \rbr\rbrA laser alarm system operates by projecting a beam of invisible laser light across a doorway or window opening. When the light is broken, it ivates a buzzer or alarm.\rbr\rbrTechEasyZone Facebook FanPage: \rbr\rbrLIST OF USED COMPONENTS and their Links,\rbr\rbrSuggested best- Electronic Components Project Kit Breadboard, Capacitor, Resistor, LED, Switch (Comes in a box) : \rbr\rbr# Plain PCB (Printed Circuit Board) (x1) - \rbr# PCB Etching Solution (Ferrous Chloride) (x1) - \rbr# Transistor - BC-548 OR BC-547 (x2) - \rbr# Resistor - 100 ohm (x3) - \rbr# LDR (Light Dependent Resistor) (x1) - \rbr# LED (Light Emitting Diode) (x1)\rbr# Buzzer (x1) - \rbr# DC Switch (x1) - \rbr# DC Socket (x1)\rbr# DC Adapter (5V) (x1)\rbr\rbr# Battery Holder (x1) - \rbr# Laser Diode (x1) - \rbr# ONOFF Push Button Switch (6 pin) - (x1) - \rbr\rbrLooking for any COMPONENTS to buy then, you can message me at facebook page: \rbrWe will help you as soon as possible.\rbr\rbrMore Videos:\rbr\rbrHow to make a Music Rhythm LED Flash Light using Microphone \rbr\rbrHow to Make a Water Level Indicator Alarm \rbr\rbrHow to make a Motion Detection Alarm using PIR Sensor \rbr\rbrHow to Make a Water Level Indicator Alarm \rbr\rbrHow to make a Rain Alarm Project \rbr\rbrHow to make a simple USB LED Light \rbr\rbrInstructor Name: Tabrez Alam\rbrPlease LIKE and SUBSCRIBE my channel.