HP MOUSE, MODEL NO : M10 WIRED MOUSE + OPTICAL MOUSE + USB + DPI -1000 + PRECISE SCROLLING AND CLICKING AND SMOOTH MOTION WITHOUT A MOUSEPAD + CONNECT TO ANY USB PORT ON YOUR DEVICE. USE IN THE LEFT OR RIGHT HAND + HP STANDARD 3- YEAR LIMITED WARRANTY SYSTEM REQUIREMENTS : USB PORT COMPATIBILITY : + MICROSOFT WINDOWS 7/ WINDOWS 8/ WINDOWS 10/ MAC OS DIMENSIONS : 115(L) x 65(W) x 40(H)mm COLOUR : BLACK WEIGHT : 106g