🔧 Homemade Continuity Tester | Simple DIY Tool with Buzzer & LED 💡🔋

Описание: 🔧 Homemade Continuity Tester | Simple DIY Tool with Buzzer & LED 💡🔋#diyelectronics #ahxperiment
Check electrical connections easily with this homemade continuity tester!
In this video, I’ll show you how to make a simple circuit using a buzzer and LED to test if a wire or component is continuous. Perfect for beginners, students, and hobbyists.

✨ What you’ll need:

LED

Buzzer

Battery (3V–9V)

Resistor (optional)

Wires & clips

When the circuit is complete, the LED lights up and the buzzer sounds — simple and effective!
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