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Increase battery life for electronics
Bring Dead Ni-Cad Batteries Back To Life
Reviving a Ni-Cad battery
Lithium upgrade to 18v Black and Decker Single Source battery pack
Simple Ni-cad battery charger with Led indicator
Charge CD player batteries without opening the lid
Joule Thief Charger
Make a simple battery discharger for NiCad or NiMH battery packs.
Convert old electric toothbrush to plug-in
Posted:Jun 10, 2010
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