New Zippy Compact 1300mAh 2S 7.4V 25C 35C Lipo Battery Pack RC XT60 XT-60 USA Spec. . Capacity: 1300mAh . Voltage: 2S1P / 2 Cell / 7.4V . Discharge: 25C Constant / 35C Burst . Weight: 71g (including wire, plug & case) . Dimensions: 74x13x34mm . Balance Plug: JST-XH . Discharge Plug: XT60 .