Solar Powered GPS Unit from F-Tech
by TreeHugger 
on 05.19.05
This just makes so much sense-when you are out in the woods on a long trip the last thing you need is to have your GPS run out of batteries. It still has a rechargeable battery, but with the addition of a solar power board this GPS unit lasts three times longer than conventional units- up to 30 hours. ::f-tech via ::engadget by [LA]
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