- Reliable and dust-resistant Dome encoder
- Super strong glass filled Xenoy Thermoplastic case
- Conformal coating on PCB protects against caustic and conductive contamination
- 60 percent less tiring than a wrist and elbow powered mouse
- Integrated hand support reduces the risk of Repetitive Stress Injuries
- Extremely light ball movement force reduces user effort
- Fingertip control reduces wrist and elbow fatigue
- Click, Double-Click, Click and Drag all without complicated driver installations
- Reliable stainless steel shafts and bearings
- Available in PS/2, USB and SUN Interface Options
- FCC Class B, CE Mark certified, and RoHS Compliant