⚡ DIY AC Voltage Current Detector ⚡

[HandmadeCreativeChannel]

#HandmadeCreativeChannel
Hello friends, today I will show you a video on how to make AC Voltage Current Detector. With this unique device you can find cables in the walls and check if there is electricity on the cable.
We will need:

- transistor BC547(3 pcs.)
- LED 3V, 5 mm,
- Buzzer
- thin insulated copper wire (diameter 0.3 mm),
- connector for the 9 volt battery
- 9 volt battery
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