Battery type: Li-polymer Capacity: 1300 mAh Voltage: 3.7 V Energy: 4.81 Wh Number of cells: 1 Weight: 23 g Dimensions (length x width x height): 6 x 3.6 x 0.2 cm Cable length: 7.5 cm Compatible with the following device models: Logitech 915-000257 Logitech 915-000260 Logitech Elite Logitech Harmony 950 To ensure compatibility, please check to see whether the battery you are currently using is listed below.