1.Mouse size: 110 x 59 x 34mm 2.Resolution: 800DPI 3.Cable type:U+P 4.Port: USB+PS/2 5.Freely zooming in/out functions 6.Small and light optical mouse with comfortable touch 7.With fashionable Titanium slace on top and Silicon rubber pads both sides. 8.Be able to work on any surface except glass 9.Buttons life: 3,000,000 times patibility: Win95/98/2000/ME/XP