Kensington 64325 Expert Mouse Black / Silver Wired Trackball

For superior control, use this Kensington 64325 Expert Mouse black / silver wired trackball. Featuring Diamond Eye optical technology for smooth, precise cursor movement, this trackball 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. Boasting an award-winning Scroll Ring, this trackball 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! Features: Wired mouse connects to your monitor through the USB port Ambidextrous design allows everyone to use it with ease 55 mm trackball for sensitivity and control Compatible for use with Windows 7, 8, 8.1, 10, and macOS 10.8, 10.9, X 10.11, 10.10, 10.13 or above, and Sierra 10.12, along with Chrome OS 44 or above Overall Dimensions: Width: 5" Depth: 5 3/4" Height: 2 1/2"