Fangrui Product Details 1. C120 Back-light Air Mouse 2.4ghz Wireless Keyboard 3d Gyroscope Sense Android Remote Controller For Pc, Android Tv Box Smart Tv, Game Devices 2. This Product Is A Double Sided Multi-functional Intelligent Remote Controller With The All The Functions Of Air Mouse, Keyboard, Multimedia Android Control And Motion Sense Support. 3. 3 Axes Acceleration Sensor + 3 Axes Gyro-sensor Can Achieve Free Space Action Recognition And Sensing, Ultra Sensitive And Accurate Operation. 4. Touch, Classic Double Sided, Full Keyboard Curve Model-ling Design. 5. Adopting Low Power Consumption 2.4ghz Wireless Connection, With Strong Anti-disturbance Ability, Also With Led Indicators To Indicate The Connection Status; 6. Support Low Voltage Work:3.6-4.2v; 7. With Intelligent Anti-shake Algorithm To Make Sure The Mouse Cursor Stable And Smooth; 8. In The Dark Environment, Use The Back-light Function To Illuminate The Keyboard Characters. 9. With Sleep And Wake Up Function. 10. Built-in Rechargeable Lithium Battery. 11. Support System: Windows, Max Os, Linux, Android, Etc.