Solar backpack doesn't just stash your devices, it powers them, too
July 8, 2011 | Length: 00:01:44
When your smartphone is dead and there's no electrical outlet in sight, you're usually out of luck. But if the sun was shining and you were sporting the OffGrid Solar Backpack, you'd have plenty of talk time. SmartPlanet correspondent Sumi Das shows off the clever pack.
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