Type of case: Stick Hard Case Battery Configuration: 2S1P Voltage (V): 7.4V Capacity (mAh): 4000 mAh Capacity Range (mAh): 4000 mAh Cont. C Rate: 30C Cont. Current (A): 120 Ah Max charge C rate: 3C Max. Charge Current (A): 12A Power Connector: Deans gold connector Type of connector: Deans gold connector Balance connector: XH-2S Balance Wire Size: 22 AWG x 45 mm