HP USB Optical Scroll Mouse records precise motion over a variety of surfaces without a mouse pad
Optical tracking – Reduce sticking and constant cleaning with optical tracking
A system that works through light with less moving parts for greater durability than ball-based mice
Smooth, contoured shape that fits both hands – and a wheel that functions as a third button
The optical sensor within the HP USB Optical Scroll Mouse employs a scan rate of 800dpi and enables crisp motion without a mouse pad, ball or roller