UDI U818A 2.4GHz 4 CH 6 Axis Gyro RC Quadcopter with Camera RTF Mode 2 6 AXIS GYRO with posture control - Integrated design guarantee the precise positioning of the aircraft. 4 CHANNEL function provide stable flying and easy operation. High capacity battery and strong power motors enable the helicopter to fly much longer and more efficiently. Charging time is about 120 minutes while flight duration is about 7-9 minutes. Modular design makes it easy to install and repair. Remote distance is up to 30m.