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If you are trying to construct a cheap car battery ... one word ... DON'T !! Yes, it will create 12 volts, but it won't have enough cranking power to start an engine, let alone run the starter motor. Best advice for re-charging: only rechard those batteries that were designed for recharging. You risk having the batteries explode otherwise. Exploding battery is not a pretty sight. Shrapnel from the casing and the inner components fly in every direction and will cause serious injury.

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17y ago

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