Compatibility: Cisco Flip Video Ultra, Ultra HD, Ultra 2nd Generation, F160 Sereis, F230 Series, F260 Series, F460 Series, U1120 Series, U11204 Series, U2120 Series. Dimensions: 2.14 x 1.15 x 0.59 in. Features: Replaces: Cisco Flip Video ABT1W Number of Cells: 2 Voltage: 2.4 Watt Hours: 5Wh