I have a main circuit board in a machine that over a year or two eventually drains a 3.6v lithium AA size down to 1.4V. This battery has a wire soldered at each end which is then soldered to two ...
I have a Sears deep-cycle lead-acid 12v battery already which I've only used once or twice a year for certain power applications. I was thinking of purchasing an identical model and wiring it in ...
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