Replacement Battery For: Sony PSP Street PSP-E1000, PSP-E1002, PSP-E1003, PSP-E1004, PSP-E1008, Pulse Wireless Headset 7.1 100% Compatible with original battery; 180 days warranty Capacity: 950mAh; Nominal Voltage: 3.7V Battery Type: Li-ion Polymer battery; Safe and reliable battery certified by UL, CE, UN38.3, RoHS Over 300 times cycle life; Long working time