Description:
Four large easily accessible and fully programmable buttons surround the large center trackball. Easy for either right or left handed users.

Trackballs require far less wrist movement than a mouse to provide a pain-free computing experience. They also use less desk space.

Features:
· Scroll Ring® for precise fingertip scrolling
· Exceptional comfort for ultimate productivity
· Large ball for maximum precision and control
· Detachable wrist rest cradles hand in comfort