The new and stylish ThinkPad Precision Mouse is the perfect color option to accompany your system and other accessories. Specifically, The ThinkPad Precision Mouse was designed to match the new ThinkPad laptops and ThinkPad OneLink docks. This mouse includes a sleek design and precise control features that not only enhance your office performance but also provide an excellent option for those mobile users on the go. New blue optical tracking technology enhances your control through precision performance that operates on almost any surface. This and other features provided to you at a wonderful price. Additional Lenovo Mouse Suite software provides enhanced functionality in addition to enabling users to configure buttons and the scroll wheel to take advantage of new Windows 8 functions and shortcuts.Available in multiple colors: Midnight Black, Heatwave Red, Frost Silver and Graphite Black. Size designed that balances ergonomics with comfort and portability. Exclusively contoured for both right and left-handed usage with soft touch finish for all-day use. 1200 dpi which can be adjusted by system native pointer options. 4-way scroll wheel which also works as button and function can be changed via Mouse Suite. 2.4GHz wireless technology. Micro-size USB receiver stores neatly inside the mouse for travel. Includes two high-capacity AA battery. Battery life indicator. Battery life over 9 months. Blue optical sensor.