What to do with a bunch of slightly depleted 9V batteries?
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08-11-2014, 03:16 PM
Post: #12
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RE: What to do with a bunch of slightly depleted 9V batteries?
(08-10-2014 10:03 PM)BobVA Wrote: You definitely need a few of these: Those do look pretty slick. I wonder what the brightness/run-time would be like starting from an alkaline with 8V left in it. |
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