You Need this Gadget - USB Booster Device

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Издатель
Yep you can boost the voltage from 5v up to 30v dc voltage with this tiny module that i got from ebay.
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USB DC 5V to 1.2-24V 0.5-30V LED USB Step Up Down Converter Power Supply Buck Module :https://ebay.to/3zO5AgI

Usb meter doctor:https://ebay.to/3hhCz6M

Check my Homemade power supply:https://youtu.be/dyYkmStCuxs
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USB-гаджеты
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