Description Electronic Game battery for Sony PSP Slim & PSP Lite Original Brand Sony Chemistry Lithium Ion Voltage 3.7V Nominal Capacity 1200mAh Brand Master (this product is a compatible alternative to that of the original brand) Width 36mm Height 10mm Length/Breadth/Depth 57mm Weight 29.5g Suitable For: Sony PSP-2000 Sony PSP-3000 Sony PSP Lite Sony PSP Slim Compatible With: Sony PSP-S110 Battery suitable for use with Sony PSP Slim and PSP Lite. Compatible with original battery model PSP-S110. Click here for information on replacement batteries