Decompression Crystal Ball Design and Customized RGB LED LightThe mouse has a crystal ball in the middle which can play as a decompression toy. The LED light color is 5 RGB lighting modes which can bring you fun as a gamer. Wireless transmissionMore secure and accurate, the transmission distance is up to 10 meters (about 30 feet). Virtually no delays or dropouts. No driver needed, just plug and play!Ultra Energy Saving & DurableMulti-level power saving mode, less power consumption. There is a button at the bottom of the mouse with three adjustable modes: ON, OFF, ON (with backlight). The mouse will go into automatic sleep mode after 8 minutes of inactivity. It also has 500,000 times keystroke test and works well.Rechargeable FunctionBuilt-in 600Mah lithium battery, you can charge it with our USB charging cable.Wide CompatibilityCompatible with Windows XP/Vista/Win7/ Win8/Win10/ME/2000/Mac10.x etc.