UDIRC I250 Single Rotor Blade (Flybarless) Electric 6CH RC Helicopter Latest 3-Axis stability enhance control system ensures stable and precise flight It's easy to control for both basic flight and 3D flight-decrease the dificulty of the operation High performance Brushed Motor with High Capacity 11.1V 1000mah Lithium-polymer battery Adopts 2.4Ghz technology- supports automatic binding and ID assignment With anti-interference ability.