3 Channel Helicopter with Gyro S109G i-Copter Controlled by iPhone/iPad/iPod Touch Sold by OBD-Hotsales,if any questions please email us. Up/down, left/right, forward/backward with Gyroscope.3.7V 150mAH Li-poly Battery About 20-30 minutes Charging Time (USB charging) 5-7 minutes Flying Time 10 meters Controlling distance