Check at following Merchants
Specifications
ManufacturerKensington
ModelOrbit
Part #K72337US
Tracking MethodTrackball
Connection TypeWired
Hand OrientationBoth
ColorBlack
Features
All-day comfort from a world leader in trackball innovation
Scroll ring allows fast, easy scrolling of web pages and documents
Uses far less desk space than a mouse
Optical technology for precise tracking - no cleaning required
Ambidextrous design for left or right handed users
Click-free scrolling
USB connectivity
PC and Mac compatible
Mouse function updates: http://us.kensington.com/html/17763.html
UPC Codes016622822432, 172302698503, 014444446218
