Optical pick-up (no mouse ball)
3 button USB mouse for P.C.s. Features: Scroll wheel for ease in scrolling down through documents, ergonomic design. USB connector, 5 ft cable length, USB to PS-2 (mini DIN) adapter included
L: 4-7/8" W: 2-1/4" H: 1-5/8" WT: .3
