Uniquely Designed for Comfort and Efficiency
The IntelliMouse TrackBall is designed for comfort and efficiency. Its unique shape fits your hand and supports it in a natural position. Simply roll the wheel to scroll instead of clicking on a scroll bar, or work hands free with Autoscroll.

Benefits:

Support for your hand IntelliMouse Trackball is designed to fit your hand and support it in a natural position.

Experience comfort and accuracy with precise fingertip control.

Scroll and Scroll smoothly and precisely through screens of information with a simple roll of the wheel.

Rely on the Microsoft guarantee. If you're not satisfied with your IntelliMouse Trackball for any reason return it within 30 days of purchase for a full refund.