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Here is a easy way to build your own battery backup to power your computer tv or whatever
You will need 1 12V car battery or 2 6V car batterys a car battery charger a 400 Watt power inverter some wire and depending on your battery ...
if your battery has posts replace the bolts with posts Screw the bolts to the battery and put the battery charger clamps on them Then wrap the wires ...
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