Description:Built-in 6 axis gyroscope for precise hovering in the sky.2.4GHz technology adopted for anti-interference. Even more than one is flying at the same time without interferance with each other.Built in rechargeable high performance Li Poly battery.Headless mode， 360 degree unlimited eversion.Can fly both indoor and outdoor.Specifications:Model: X165Gyro: 6 axisControl distance: within 20mCharger time: About 25 minsFlying time: Approx.5minsRemote Control Mode: 2.4GhzPlug: USB plugQuadcopter battery: 3.7V 120mAh(included)Remote control battery: 2 x AAA battery (not included)Quadcopter size: Approx.5.5*5.5*2.6cmMaterial: PlasticColor: Black/WhiteRC Color: WhiteFunction: Up/down， Turn left/right， Forward/backward， Left/right Sideward flight， Hover， 360 degree unlimited eversion， Headless modePackage:1 x Black RC Quadcopter 1 x USB charging cable1 x Remote control4 x Spare Blade1 x English Manual