Kensington Expert 5 trackball

The Expert Mouse employs Kensington's 'Diamond Eye' optical technology for smooth, precise cursor movement. Surrounding the ball, Kensington has a brand new implementation of its award winning 'Scroll Ring' that puts scrolling right at your fingertips. More comfortable than ever, the Expert Mouse even comes with a soft new wrist rest-right in the box!

You get all of these great new features along with the same, large ball, exceptional control and ease-of-use that has set the industry standard for more than 15 years.

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