Neewer 3.6V 3600mAh Replacement Battery Pack for Sony PSP Slim 2000 3000 Video Games Batteries New generic Rechargeable Replacement Battery For Sony PSP Slim 2000/3000 Voltage: 3.6V 3600mAh Compatible With: Sony PSP Slim 2000/3000 This item is 100% Brand New. Never used. It comes with 3 Months Warranty by Seller.