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"The Voltaic Converter Solar Backpack is big enough to carry all your books and papers for class, but doubles as your very own solar power station with a 3.4 Watt battery panel."^^<http://www.w3.org/2001/XMLSchema#string>
<http://inhabitat.com/voltaics-converter-solar-backpack-powers-up-your-devices-while-youre-on-the-go/>