Battery type: Li-polymer Capacity: 1500 mAh Voltage: 7.4 V Energy: 11.1 Wh Number of cells: 2 Weight: 101 g Cell configuration: 2S1P Dimensions (length x width x height): 7.2 x 3.7 x 1.9 cm Discharge rate: 15 C Connection plug: XT60 Balancer connector: XH 2.54 (3P) Current-carrying capacity: 35 C Diameter: 37 mm .