Introducing the Kensington Expert Mouse 4.0, a top-of-the-line trackball that will revolutionize the way you work. This expertly designed device boasts a smooth and precise trackball that allows for unparalleled accuracy when navigating your computer. With a comfortable and ergonomic design, this Kensington trackball is perfect for long hours of use without causing any strain or discomfort.

The expert mouse 4.0 is brand new and comes in its original, sealed packaging. With its advanced features and quality build, this trackball is a must-have for any computer user. Whether you're a professional or just looking for a more efficient way to work, the Kensington Expert Mouse 4.0 is the perfect addition to your setup.

New Sealed.

Please see pictures for condition.

Will ship out next business day.

Positive response is greatly appreciated.