Battery-Biz Inc. Duracell 3.7 Volt Li-Ion digital camera battery Square shaped battery with three contacts points on one end. 100% OEM compatible Full one year warranty Guaranteed to meet or exceed original specifications Li-Ion 3.7 Volt Li-Ion Digital Camera Battery 950mAH capacity Works in place of NP-BG1 and NP-FG1 Compatible with Sony CyberShot DSC-H7, DSC-W120, DSC-W80, DSC-H10, DSC-W150, DSC-W170, DSC-H50, DSC-W55, DSC-W50, DSC-W90, DSC-H9, DSC-W220, DSC-W290, DSC-H3, DSC-W230, DSC-N1, DSC-N2, DSC-W70 and more 36 month warranty