How to make a simple Laser Security System

This a simple laser security system anyone can make at home.
This system can be installed in houses to protect from thieves.
Things:-
1. laser
2. 9v battery
3. buzzer
4. 2.2k ohm resistor
5. BC547 transistor
6. LDR
7. 9v battery connector
CIRCUIT DIAGRAM:-
drive.google.com/drive/folder...
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canon m50- amzn.to/2vMLhSu
lens- amzn.to/2wu6Fwp
adapter- amzn.to/2vJY08D
tripod- amzn.to/39MAYg0
light- amzn.to/2HC3q8q
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