1、Hight Efficient: The 3500mAh RC battery is designed to double the runtime and power for the performance of your RC modes. 2、High Capacity Battery: 3500mAh 4S battery has a huge capacity for extended running time and has a huge C rating, so you will have all the power you need. 3、Suitable RC Models: 4S lipo power battery suitable for RC helicopters, airplanes, multi rotors, boats, cars, trucks, RC 1/10 scale or larger vehicles models. 4、Connector Type: RC lipo battery provides fully compatible and stable output current for your RC models. The connector is XT60 plug. 5、Battery Material: RC lipo battery is made of lithium cobalt oxides, which can discharge efficiently and durably, safe and durable, you can buy with confidence. 1 x RC Lipo Battery Item Type: RC lipo batteryMaterial: Lithium cobalt oxidesBattery: 3500mAh lithium battery (built in)Discharge Rate: 80CVoltage: 14.8V, 4SApplicable: For QAV250, for H210, for LS180, for FPV racing quadcopter, etc.Connector: XT60 plug