Features 3-band infrared control system allowing up to three players at the same time. Heavy duty body with auto stability and easy to fly. Comes assembled and ready to fly! Control by wide range 3-band infrared remote control. Three micro choppers with different band channels can play together at the same time for great outdoor fun. Battery is rechargeable from the remote control unit. (6-AA batteries required not included). Allows uninterrupted flight time of 10 minutes.