Kensington K64325 Expert Wired Trackball Mouse

The best trackball ever made has just gotten better. Designed for PCs and Mac's, the new Expert Mouse employs Kensington's Diamond Eye optical technology for smooth, precise cursor movement. Surrounding the ball, we have a brand new implementation of our 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.

• Trackball Works 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