Sky Viper Stunt RC Quadcopter, 6 Axis Gyro, 2.4 GHz, Black and Green (01206) 6-axis gyro with accelerometer control measures provides instant and precise feel when flying through the air 2.4 GHz remote control provides interruption-free precision control of this stunt quadcopter Perform extreme flips in 4 directions, barrel rolls and other one-touch stunts with three difficulty modes Measures 16" diagonal (blade to blade) and can be flown indoors and outdoors with two interchangeable body hulls Includes rechargeable 500 mAh battery, AC charger and remote control