4BTN EXPERT MOUSE PS2/ USB OPTICAL TRACKBALL W/SCROLL F/MAC/PC

Features | Designed for Surface

Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.

KensingtonWorks™ Customization

Free 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 controlling the pointer speed and scrolling speed. **ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonWorks.

DiamondEye™ Optical Tracking

Movement 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 Ball

Spin the dial to move up and down web pages or documents with complete ease while the grey ball has been specially designed with an absolute spherical, hard surface for precise tracking and control

Ambidextrous Design

Works equally well for both right-handed and left-handed users to get the most out of their trackball

Detachable Wrist Rest

Soft cushioning cradles the hand and wrist in ergonomic comfort for pain-free productivity during extended periods of activity on the computer

• KensingtonWorks™ lets you customize all 4 buttons, set cursor speed
• DiamondEye™ optical tracking technology for premium cursor control and accuracy
• Award-winning Scroll Ring lets you scan up and down pages with ease
• Large 55mm ball is designed as a perfect sphere to provide exceptional precision
• Detachable wrist rest supports hand and wrist for ergonomic comfort
• Reliable wired USB connection
• Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.
• Optimized for your Windows 11 trackaball needs.

• The symmetrical shape lets left as well as right handers use trackball with ease
• Whether you are a lefty or a righty, the symmetrically shaped trackball suits both
• Features optical resolution for silky smooth movement
• Optical LED for smoother movement and hassle-free performance
• USB connectivity for a easy connection with Notebook
• USB interface allows easy connectivity with your Notebook