1.Plug and Play - No need to install any driver
2.Compatible with Windows 7, Vista, XP, 2000 and 98
3.1000DPI - Optical tracking enables responsive and accurate work
4.Symmetrical Ergonomic Design
5.Easy to control and made of rugged plastic for strength and durability
6.Product size: 11.5*6.5*4cm
7.Net weight: 78g
8.Material: ABS+ engineering plastics