Non contact voltage detector [automatic electricity detector]
this is very cheap non-condact voltage detector... it can detect 230V AC and more... materials: 1) 8050 transistors 2) 1k resistors 3) 3v battery 4) led 5) wires TECH PLUS MEDIA *amazing idea with old led tv - https://youtu.be/tfodyNeNcHA * led bulb service jus 1 minutes - https://youtu.be/I1-1nKiXmSs *pvc pipe usb/bluetooth player - https://youtu.be/RVwuLgmGulc * bike mobile charger -https://youtu.be/6_I6mRUBH2c If you enjo this video then please like and don't forget to subscribe my channel Thank you......
this is very cheap non-condact voltage detector... it can detect 230V AC and more... materials: 1) 8050 transistors 2) 1k resistors 3) 3v battery 4) led 5) wires TECH PLUS MEDIA *amazing idea with old led tv - https://youtu.be/tfodyNeNcHA * led bulb service jus 1 minutes - https://youtu.be/I1-1nKiXmSs *pvc pipe usb/bluetooth player - https://youtu.be/RVwuLgmGulc * bike mobile charger -https://youtu.be/6_I6mRUBH2c If you enjo this video then please like and don't forget to subscribe my channel Thank you......