¡Alimenta tu reloj de pared sin pilas AAA! Innovación increíble
23:37
İnanamayacağınız Kaynak Makinesi ile Eski Pilleri Atmayın!
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Power For Your Electronics Projects - Voltage Regulators and Converters
15:16
STOP Buying Electric Fan Bearings You Can Make Them Yourself!
6:53
Bu yüzden Eski Telefon Şarj Cihazınızı Atmayın! -Düşündüğünüzden Daha Fazlası
21:40
NEW 5_incredible power bank with old laptop batteries [ Don't throw it away!! ]
11:52
Ultimate Upgrade for Your Automatic Emergency Light! (XL6009 DC-DC Buck-Boost Converter)
11:24
3.7v to 1.5v Power Supply for Wall Clock #diy #electronic
15:42