Kensington Expert Mouse Wireless Trackball, Four Buttons, Black

The Expert Mouse Wireless Trackball gives you the freedom to be hyper-productive without being limited by a USB cable. The trackball can be paired through Bluetooth 4.0 LE to save a valuable USB port, or connected via USB nano receiver. TrackballWorks software offers incredible customization, and optical tracking technology offers smooth, precise cursor control. Plus, our award-winning Scroll Ring lets you quickly scan up and down web pages or long documents. Add it all up and you get exceptional comfort and ease-of-use from the brand that has set the industry standard in trackballs for more than 20 years. Large ball is designed as a perfect sphere to provide exceptional precisionTrackballWorks software lets you customize all 4 buttons, adjust cursor speedDetachable wrist rest supports hand and wrist for ergonomic comfortDiamondEye optical tracking technology for premium cursor control and accuracyAmbidextrous design works equally well for both right-handed and left-handed usersAward-winning Scroll Ring le...