HOW TO MAKE LASER ALARM SYSTEM | LDR SENSOR | SCHOOL & COLLEGE MINI PROJECT | EXHIBITION MODEL
Hi Friends, in this video I shown how to make LASER security system model. It will useful for school & college students also it will also give little knowledge about the Real time LASER alarm system for other people.
Components List :
1. Battery
2. Buzzer
3. LDR
4. BC547
5. 1k ohm Resistor
6. LASER Diode
7. 7805 Regulator
Circuit Diagram Link : https://drive.google.com/file/d/1-IUj...
Channel Link : / @dreamworld9441
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