FLOUREON 3S 11.1V 2800mAh 35C Li-Polymer Battery Pack With XT60s Plug Connector for RC Plans Quadcopter Helicopter Airplane RC Hobby Cars(Bettery Size ; 4.331.461.18inch) Chemistry: Li-Polymer Discharge: 35C Voltage: 11.1V Capacity: 2800mAh Charge Plug: JST-XH,Discharge Plug: XT60 Connector