Voltagec:3.7VCompatible Brand:For WLtoysColor:GrayChemical Composition:LipoAge Level:12-16 Years, 17 Years & UpMaterials sourced from:ChinaCompatible Fuel Type:ElectricMPN:3.7V 450mAh Li-Po BatteryBrand:WLtoysCountry of Origin:Chinamaterial:ChinaCapacity:450 mAh