The scroll ring allows you to fly through web pages and documents
Suitable for left and right handed use
Space savings no mouse can match
Optical technology for precise cursor control
Click-free scrolling
Connection with USB cable
Compatible with PCand Mac: Windows 7, Windows XP, Windows Vista and Mac OS X
Kensington Orbit Trackball+Scroll Ring
Product
Product type
Trackball mouse
Manufacturer’s warranty
5-year bring-in (see manufacturer's website for details)