Product Features

* Durable optical technology provides smooth precision and resists dirt, eliminating the need for cleaning
* Large finger-operated trackball is easy to use, offers superior control and reduces hand and wrist movement
* Sleek shape is flexible enough to use in either hand
* Limited 3 year warranty

Technical Details

* Buttons: 7
* Minimum system requirements: Microsoft Windows 2000, Apple MacOS 8.6 or later, Microsoft Windows 98/ME, Microsoft Windows XP
* Warranty: 1 year warranty

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