... ,Y,Z three-axis Gyro-Sensor design,operate mouse accurately3.Multi level CPI switch,can adjust the mouse move speed and meet ... receiver, plug and play,code checking free disturb;5.Windows multi media player fast control key;6.Fast control key of ... .With LED backlight, can use in dark enviorment;8.With built in big capacity rechargable Lithium battery;9.Professional IC low ...