â—† The wheel provides easy scrolling and added convince of an extra button

â—† Solid-state optical navigation technology provides superior precision and smooth navigation

â—† Ergonomic design to support contour of palm for both right and left hand user

â—† Advanced optical sensor for accurate positioning

â—† PRODUCT FEATURES : Accurate Optical Mouse, functional and comfortable.

â—† The design of the mouse is comfortable for both right and left hand.

â—† Fine optical system with a sensitivity of 800 dpi Plug and play USB interface Supports Win XP, Vista, 7 and 8 Color : Black Comfortable High-definition Wired connection Optical tracking Ambidextrous shape Smooth cursor control