Kensington Expert Mouse 64325 Trackball

Designed for PCs and Macs, the Expert Mouse employs Kensington's DiamondEye optical technology for smooth, precise cursor movement. Surrounding the ball, the award-winning Scroll Ring puts scrolling right at your fingertips. Large ball delivers maximum precision and control. Mouse even comes with a soft, detachable wrist rest that cradles your hand in comfort.

• DiamondEye optical tracking for superior accuracy
• Award-winning Scroll Ring for precise fingertip scrolling
• Exceptional comfort for ultimate productivity
• Large ball for maximum precision and control
• Compatible with Windows 8