Kensington Slimblade Pro Trackball Mouse Wireless Bluetooth Professional Seller:SuperOffice making them ideal for a

making them ideal for a quick and easy drop-in installation

as Joni Mitchell put it

Light to manoeuvre

school or casual playing

and media playback

Kensington Slimblade Pro Trackball Mouse Wireless Bluetooth Professional Seller:SuperOffice making them ideal for aProfessional reviewers and ergonomists agree that finger operated trackballs are superior to thumb based trackballs when it comes to precision and hand comfort. At the same time, professional users prefer the convenience of wireless controllers. Kensington has responded with its most advanced trackball yet: the SlimBladeTM Pro Trackball. Now you can enjoy the precision and ease of a finger operated trackball that includes Bluetooth, 2. 4GHz wireless