LED tester banae matra ₹50 mein | home made LED and Diode tester Auto voltage ⚡/simple and useful
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Esta herramienta debería estar en todos los hogares
12:38
Comprobador de Led Casero "Desde uno, dos o una tira a la vez" MUY FÁCIL
10:42
Multi Voltage Converter, Led Tester, Convert #220v AC to 1.5v-120v DC
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Build Your Own LED Tester: Easy and Effective DIY Tutorial
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Fabricación de un probador de LED de voltaje automático
5:49
Make All Component Tester By using BC547 | Making a Universal Any Component Tester
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All in one tester || सारा led light चेक करे, ये बना लो || All type light 💡💡💡💡Tester || invention 💡💡
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