The problem with handheld devices is that they have an annoying habit of running out of juice at the most inopportune moments. There’s nothing worse than being stuck on a train or a plane with a dead MP3 player or handheld console, and if you’re embarking on a long haul flight that scenario is often unavoidable. If only there was some way of recharging your device, while continuing to use it – well actually there is.



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