| Optical Tracking Technology provides precise cursor movement for superior accuracy so you can get where you want on the screen quickly with less hand movement, improving productivity and efficiency
Unique scroll Ring let you move up and down web pages or documents with ease. ambidextrous design works equally well for both right-handed and left-handed users
International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. | |