Wednesday, 23 September 2015

How to make a 12v battery for free

This is how i made a 12v li-ion battery for free without having to buy any cells ir batteries from the internet what so ever. i use these in all of my projects on instructabals that need a battery of some sort, it is cheaper and can usually store more. Source Your Batteries One of the best places...
By: william444555

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from Instructables: exploring - technology - robots


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