Kensington Expert Mouse Wired Trackball, Black/Gray

For superior control, use the Kensington Expert Mouse Wired Trackball. Featuring Diamond Eye optical technology for smooth, precise cursor movement, this trackball mouse in black and gray helps maximize productivity. The comfortable, ergonomic design makes it easy to work in front of the computer for hours at a time. The detachable wrist rest provides additional comfort while you scroll through documents and spreadsheets. The Scroll Ring allows for precise fingertip scrolling, so you can ensure your work is accurate and efficient. The USB connectivity makes it easy to connect to your computer so you can get started right away. Scroll Ring around ball puts scrolling right at your fingertips. 6ft cable offers maximum reach across desktop.