Fangrui Product Details 1. Mt10 Fly Air Mouse 2.4ghz Mini Wireless Keyboard Multifunction Keyboard Fly Air Mouse 2. 4ghz Wireless Keyboard With Touchpad. 3. Touchpad Dpi Adjustable Functions. 4. Built-in High Sensitive Smart Touchpad With 360-degree Flip Design. 5. Mini Qwerty Keyboard With Multimedia Control Keys And Pc Gaming Control Keys. 6. Auto Sleep And Auto Wake Mode. 7. Innovative Shape, Portable, Elegant. 8. The Ergonomically Handheld Design Is Easy To Carry And Operate. 9. For Pc, Pad, Android Tv Box, Google Tv Box, For Xbox360, For Ps3, Htpciptv, Etc. 10. Specification: 11. Operating Range: 10 Meters (max), Without Signal Disturbance And No Direction Limit. 12. Transmit Power: +5db Max 13. Operation Voltage: 3.3v 14. Operation Current:<50ma 15. Sleep Current:<1ma 16. Weight(grams): 122g 17. Size: 146*97*19mm(l*w*h) 18. Power By Lithium Battery Or Aaa Battery