How to make a Portable USB cell-phone charger

How to make a portable USB cell-phone charger for iPhone, iPod, MP3, MP4 with your own hands.
Using battery, wires, USB automobile charger you can make a portable charger for your cell-phone, iPod, MP3 player or any other gadget with your own hands easily.
Constructing it with your own hands we get a universal charger for a cell-phone, iPod, MP3, MP4...

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Welcome to my channel Roman UrsuHack where you will learn how to make hand made crafts, New Year crafts, presents, toys, Halloween scares. The main thing is that one can make it at home and with one's own hands.
You are interested in handiwork, craft or you just have nothing to do, haven't you? You have found the channel you really need. Here you can find lots of crafts, hand made items, and the main thing is that they all made of make-shifts and at the lowest cost!