Left handed or Right handed, when you're working on your computer day and night, and you want more flexibility, the Logitech® Trackman® Marble® will help increase your comfort level with its stay-put design. A trackball design with a long, broad palm area and gentle curves keeps your hand comfortable and supported all day - whether you use your right or left hand - and stays in one place. Convenient Forward and Backward buttons help you get around the Web with ease. Fast, accurate control is right at your fingertip with smooth-tracking Marble® optical technology, plus, it saves you space. Logitech's patented technology gives you smooth tracking on almost any surface so you can be productive wherever you work.

Features & Benefits:

• Easy scrolling on the web, in Windows and Macintosh applications
• Easy to install and set up
• Patented optical marble technology for superior precision and smooth tracking
• Virtually maintenance-free
• Precise thumb control
• Logitech's quality engineering

System Requirements for PC:

• Available USB or PS/2 port
• Windows XP or Windows Vista
• CD-ROM drive

System Requirements for Macintosh: Macintosh OS 10.3.9 or later / USB port / CD-ROM drive

Standard Warranty: 3 Year Limited