The OPTIMA Rollerball uses durable, optical technology for precise tracking and control of the cursor. A silky smooth ball movement and large footprint for stability make the OPTIMA ideal for a wide spectrum of computer users. Robustly constructed with no mechanical wearing parts, the OPTIMA is maintenance free and will give years of untroubled service.
- Precise tracking and cursor control.
- Free running ball requiring only the lightest touch.
- Silky smooth ball movement.
- Large footprint for stable operation.
- Color-coded buttons mounted sub-flush to prevent accidental activation.
- Auto detecting PS2 and USB protocols.
- Easy plug and play invstallation.
- PC and Mac compatible.
More information: https://usm.channelonline.com/cadan/cadanat/Products/index.co?id=C000016398D000000600