Description:Brand Name: SymaItem Name: Lipo BatterySpecification: 3.7V 850 mAh Lipo batteryPlaying time for X5SC X5SW: About 10 minCharging Time : About 100 min ( four battery charge together)Cable Length: 35mmDimension: 8，5 x 25 x 40mmFeature:Upgrade to 850mAh， longer flight.Suitable for Syma X5SC X5SW quadcopterPackage Included:1pcs x 5in1 charger5pcs x 3.7V 850mAh Lipo battery