WLtoys Large V912 4CH Single Blade RC Remote Control Helicopter With Gyro RTF WLtoys V912 Helicopter Control Distance: About 150m Flying Time: About 8 Minutes Charging Time: About 60 Minutes 3D action & side flying Up, Down, Forward, Backward, Turn Right, Turn Left, Left Fly, Right Fly Frequency: 2.4GHz Channel: 4 Channels