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Old SLA Battery Recovery
The High Current Power Bank
Open Source Solarpad Kit Solar USB Charger
Charge CD player batteries without opening the lid
Make wireless charging mouse
How to Solar Charge Lithium Ion Batteries for Smart Phones
How To Charge A Lipo Battery
Light Electric Vehicle: One-Passenger @ 15mph, 210# Curb Weight
Easily recharge alkaline batteries!
Battery Voltage Indicator
Posted:Jan 25, 2010
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