Parameter:     Control Transmission : 2.4G RF Radio Frequency Technology    Keys Quantity : 81 KEYS    Battery Type :AAAx2    Material : Plastic + Gel    Consumpation : <10MA    Size : 172x59x19MM (Thickness 10MM)    Sensor : 3 Axir Gyroscope+ 3 Axir Accelerator    Use Distance : >10 Meters    Color: Black    Net Weight : 100gPackage Include:1 xMX3  Fly Air Mouse1 x USB Receiver1 x ManualFeatures:Full Keyboard and TV Remote   Motion Sensor Allows Mouse to be Controlled by Waving the Remote   Frequency Range: 2.4~2.4835GHz   Upgradeable Function for Motion Gaming   2.4G Transmission up to 15m   Effective Batter Saver, turn into Sleep Mode for 20 Seconds, Inaction <6uA   Plug-and-play Function,Compatible with USB1.1 and USB2.0<6uA  Applicable to: Smart TV, IPTV, Networked Set-top Box, Mini PC, Android TV Box, HTPLC, PCTV