Product information: Cordless TrackMan Wheel Trackball (904371-0914)Thumb-operated TrackMan Wheel offers outstanding comfort and an innovative scroll wheel. The patented, optical Marble sensing technology provides superior precision for detailed work, reduced wear and smooth tracking.
- Patented optical technology delivers superior precision and smooth tracking
- Comfortable, innovative design is ideal for long hours of use
- WebWheel provides convenient scrolling and fast, easy Internet access
- 5-year guarantee