Efly Smart X RC Quadcopter Ready to Fly with 4 CH 6 Axis Gyro 2.4G, Electric Mini Remote Control Helicopter Hot Sale (Orange) The smallest rc quadcopter: size - 40*40*22 mm, weight - 12g. The latest 4 Channel with six axis gyroscope sensitivity that permits super stable flight. Three speed modes - low & middel & high,easy to control; Two Fly Mode:Indoor/Outdoor. Attractive appearance & color, 4 LED lights indicates front and back of the heli and also helps in low light/night flying. Complete quadcopter and remote transmitter, pre-tuned by the factory and ready in minutes! Just charge the included battery, and add 2 AAA batteries to the remote and you're flying.