Capacity: 5200mAh
Voltage: 3S / 3 Cell / 11.1v
Discharge Rate: 50C Constant (260A) / 100C Burst (10 sec) (520A)
Charge Rate: 2C (10.0A)
Watt Hours: 55.50Wh 
Weight: 11.6 oz / 329.0g (including wire, plug & casing)
Dimensions LxWxH: 133.5 x 43.5 x 26.0 mm
Dimensions w/ Wires folded at end of pack: 137.5 x 43.5 x 26.0 mm
*Note that dimensions may vary by ± ~1mm.
Discharge Plug: TrX High Current Connector 
Balance Plug: JST-XH