• 2 years ago
Laser Home Security System | Science Project | New

School Project

Use Components-

1- Two BC547 Transistor

2- Two 1k Resistance

3- LDR Sensor

4- LED

5- Buzzer

6- Battery Cap

7-9 volt Battery

8- Laser Light

9- Mirror

Science Project,
Science Model,
Science Experiment,
Science,
science project,

Recommended

5:57
I
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