From the manufacturer


- Compatible with Windows 10, 8.1, 8, 7 and Mac OS X
- 2 Year Warranty
- 90-Day Money Back Guarantee (Warranty and Guarantee only valid if purchased through Kensington Authorized Resellers)
The Expert Mouse Wired Trackball is the productivity enhancer professionals use to get more work done in less time. It offers highly accurate cursor control and great comfort for your hand and wrist. TrackballWorks software can customize the 4 buttons, and our award-winning Scroll Ring lets you quickly scan up and down your screen. All from the brand that’s set the industry standard for 20 years.
Wired USB ConnectionProvides a direct and reliable connection for continuous performance and eliminates the need for batteries. |
TrackballWorks CustomizationFree downloadable software provides an even more personalized experience, giving you the ability to assign a wide variety of program functions to each of the 4 buttons, as well as adjusting cursor and scrolling speeds. |
DiamondEye Optical TrackingMovement detection technology provides smooth, precise cursor control so you can get where you want on the screen quickly with less hand movement, improving productivity and efficiency. |
Scroll Ring and Large BallSpin the dial to move up and down web pages or documents with complete ease. The large 55mm ball has been specially designed with an absolute spherical, hard surface for precise tracking and control. |
Ambidextrous DesignWorks equally well for both right-handed and left-handed users to get the most out of their trackball. |
Detachable Wrist RestSoft cushioning cradles the hand and wrist in ergonomic comfort for pain-free productivity during extended periods of activity on the computer. |