The best trackball ever made has just gotten better. Designed for PCs and Mac's it employs Kensington's Diamond Eye optical technology for smooth precise cursor movement.
This premium trackball mouse employs Diamond Eye optical technology for smooth, precise cursor movement. Its large ball gives you maximum precision and control while tracking. The comfortable, ergonomic design includes a detachable wrist rest that cradles hand in comfort. Award-winning Scroll Ring allows precise fingertip scrolling. Designed to maximize your productivity. Connector/Port/Interface: USB; Left/Right Hand Use: Left/Right; Mouse Technology: Trackball; Wired/Wireless: Wired. Kensington "Trackball Expert Mouse, ScrollRing, Black/Silver" Unit of measure: EA, Manufacturer Part Number: K64325