Best Buy: Buy a PSP, Get a Free Battery Pack
Right now Best Buy has an online only deal running where if you buy a PSP core unit, you get a 2200mAh battery pack for free. The only catch is that if the battery has to ship separately then you might pay a little extra for shipping. Check this deal out while it lasts via the link below.
Free Battery w/ PSP Purchase @ Best BuyVia
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