3d optical mouse Milieu:windows95/98/se/nt/xp/2000 Resolution:800dpi Key life over 1, 000, 000 times Interface:usb, ps/2, u+p Rating:5v~50ma Precision optical sensor.Works on most surfaces. Wheel scrolling technique. Scroll up and down at will. Comfortable sense of clicking . Fingers are tireless for hours of use. Sleek and smooth.For both right and left hand operation.Multi-color support. Full-function three button mouse with easy scroll/zoom wheell wheel/works Add values for internet world 100pcs/ctn carton size:490x465x290mm
