In this video I am going to show you how to make your own laser security alarm.
Parts required-
BC557 Transistor
100k ohm resistor
330 ohm resister
LDR
LED
Buzzer
9v battery
Battery connector
Breadboard
Wires
Maker-
Asad Alam
Cameraman-
Anzar Alam
Supporters-
Rimshi Alam
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