Unlike The Mechanical-Trackball "Mice Of Yore" That Skip Stick And Need To Be Cleaned The Microsoft Trackball Optical Introduces An Entirely New Trackball Featuring Optical Sensor Technology. Reading Through Dirt Dust And Fingerprints The Optical Sensor Tracks The Movement Of The Ball 1500 Times Per Second Giving You Smooth Precise Control. The Trackball Optical Comes With Two Additional Buttons Located On The Side Of The Device--For A Total Of Five Buttons--To Quickly Move Forward And Back In Your Browser Or You Can Program Them. It Also Features A Wheel For Efficient Scrolling And Zooming And Is Ergonomically Designed To Support The Natural Position Of Your Hand As You Use Your Thumb To Control The Trackball.
Trustpilot
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