We don’t normally chase after commercial products, but when I ran across this guys work, I was impressed. My favorite has to be this solar powered GPS logger. It logs your trek to a SD card and it’s oh so tiny. Other notable projects include a li-poly battery backpack for charging USB devices. (Li-Poly batteries require some specialized charging)… Read the rest
Solar GPS logger
February 25, 2007 By 3 Comments
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