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Nyko has killed a couple birds with one stone with a new accessory for the Sony PSP. The Nyko Charger Grip includes a rechargeable lithium-ion battery that will extend the playing time battery life by five hours and include a grip to give the PSP a more PS2-controller feel. The PSP Nyko Charger Grip retails for $29.

Nyko Charger Grip for PSP [MobileWhack]