Genuine HP Mini 210-2000 Series 6 Cell Laptop Battery 614564-251Number of Cells: 6 CellsVoltage: 11.1VAmperage: 5.7ACapacity: 66WhrTechnology: Li-IonWeight: 0.73lbsDimensions: 0.94 x 2.63 x 8.0 "Form Factor: Primary Laptop BatteryBattery Series: HSTNN-CB1ZHSTNN-F05C