Experience the superior precision and performance of laser tracking technology. Delivering extraordinary control on virtually any surface, the ThinkPad Laser Mouse offers improved tracking accuracy and smoother navigation over traditional optical mice. Scroll through documents, spreadsheets, and more with increased accuracy and precise control with this exclusively contoured and customizable three-button Laser Mouse. – 1600 dpi resolution (user selectable to 1600, 1200 (default), 800,or 400 dpi. – Tilt wheel for four-way scrolling. – Exclusively contoured for both right and left-handed usage. – Fully programmable tilt-wheel and buttons to adapt to the way you work. – Exclusive soft-to-the-touch metallic black finish offers the ultimate in all-day comfort.