This Is A Wireless Air Mouse With Built-In Axis Gyroscope And Gravity Acceleration Sensor And Fidelity Voice Input; It Can Perform The Functions Of A Traditional Remote Control, Computer Mouse, And Gaming Motion Controller On Android Platform. Plug And Play Micro Receiver Is Compatible With Personal Computer, Projector, TV Box, Home Theater Personal Computer Etc. Holding Air Mouse And Rotating Your Wrist Is Converted Into A Movement Of A Cursor Across The Screen And It Allows You To Control Your Computer, Projector And Other Entertainment Equipment From A Distance. Ergonomics Of Air Mouse Will Replace Stationary Computer Mouse And Infrared Button Remote Control Giving You Convenience To Manage Your Computer And Television Set From A Position Which Is Most Comfortable For You.