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Specifications:. Brand: FLOUREON?. Chemistry: Li-Polymer . Cells Number: 2S. Voltage: 7.4V . Capacity: 6200mAh. Discharge: 40C (Strong power). Charge Plug: JST-XH . Discharge plug: Dean-Style T Connector / Plug. Battery Dimension: 135.00*45.00*25.00mm / 5.31*1.77*0.98inch. Battery Weight: 323.5g / 11.4oz. Package Dimension: 165.00*62.00*40.00mm / 6.49*2.44*1.57inch. Package Weight: 347.8g /12.26ozCompatible With 2S Lipo Battery Models:RC Airplane， RC Helicopter， RC Car， RC Truck， RC Boat， RC Hobby DIY BatteryThe discharge rate of battery is 40C， so the power is very strong. All batteries available Ready-to-Run， Please select the right connector according to your original battery. At the same times， please kindly compare the dimension with your original battery. If you have any other special demand or problem， please feel free to contact us. Please remember: We are floureon! Ready to go and enjoy it !Package Content:1x FLOUREON 7.4V 6200mAh 40C 2S Lipo Battery Pack for RC Helicopter RC Airplane RC Hobby (Deans Plug)1x User Manual