How to make a portable usb charger using a 9 volt battery
Uploader Comments (NewmanTutorials)
All Comments (198)
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do any of u guys know where i can get the female usb? and if so, how do i get it to be like the one in the video?
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@RRooooooNNNN ahh fuck it i already got the heatshrink on it n shit too lazy to take it apart so i guess il just keep it plugged in and use it like that in emergencys
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@pokemon2487 a23 battery have 2700mAhr, i would get two of those, only down side is the batteries are about $8 for 2 which you will need. smithba76 has one made in an alto ids small can as well
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@pokemon2487 you need to use high mAhr batteries. the nexus take like 1900mAhr to charge.
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@NewmanTutorials I built mine using 2 100K Ohm resistors,
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@NewmanTutorials yeah i tried it and the 9v is all that will fit in he small can. I made a charger but had to use 2 9v battery to charge the iPhone, 1 9v was enough to charge iPod.
Do You Know if that would fit into an altoids Small Can, with the 9 Volt?
RRooooooNNNN 1 week ago
@RRooooooNNNN not sure never seen one possible though
NewmanTutorials 1 week ago
wich resistors
indalped 2 weeks ago
@indalped 330 ohm
NewmanTutorials 1 week ago