Improve your desktop productivity with the Kensington Orbit Trackball Mouse featuring a scroll ring. This ergonomic device allows you to navigate through long documents and web pages with precision using the rotating ring around the optical trackball. Its amofferextrous design makes it a comfortable choice for both left and right-handed users, reducing wrist and hand strain during long work sessions.This wired USB mouse provides a reliable connection for both PC and Mac computers without the need for batteries. The optical tracking technology ensures accurate cursor control, while the two-button layout offers a familiar experience for standard computing tasks. The blue ball design provides smooth, responsive movement for efficient workflow management.This item is in pre-owned condition and has been tested to ensure it is in working order. It is a space-saving peripheral that helps de-clutter your workspace by remaining stationary on your desk. Enhance your navigation speed and control with this Kensington Orbit trackball setup.