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project name: JoulThief place: Hackerspace Budapest details: http://hsbp.org/joulethiefkit-eng
Finding a use for weak AAA batteries.by ddavis662
How to Triple the Battery Life of AAA Flashlightsby hanlin_y
Arduino Battery Tester (1.5v)by MicahB9
Battery Reconditionerby msuzuki777
A Simple LED Flashlight Hack (3xAAA to Lithium Battery)by scd
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