Solar Panel With Usb

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About: i am a inventor.

This is a cool usb solar project to charge your cell phone .

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    2 Discussions

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    RoniM2

    3 years ago on Introduction

    This usb output 5 volt but how much need to input. I have one input 100-220 V i think this wont work.

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    but the car charger allready has a voltage regulator for 5 volts the no need for the one you have added