चोर इस Home Security alarm से बच नहीं पायेगा | How to make laser security alarm 🚨 #shorts #hackerjp

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Hello guys is video mein maine laser security alarm banaya hai. Is Alarm ko banane ke liye S8050 transistor, LDR, 1kΩ resistor, buzzer, 9V battery, laser light ka use kiya gya hai.

चोर इस Home Security alarm से बच नहीं पायेगा | How to make laser security alarm 🚨 #shorts #hackerjp

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