The B11 Optical USB Mouse delivers productivity-enhancing comfort – today and tomorrow. A comfortable, ambidextrous shape feels good in either hand, so you feel more comfortable as you work. With 8 dpi sensitivity, you’ll get precise cursor control so you can edit documents and navigate the Web more efficiently. Side-to-side scrolling plus zoom lets you instantly zoom in or out and scroll horizontally and vertically: perfect for working with spreadsheets and presentations*. Zero setup means it works right out of the box – just plug it in. This mouse comes with the quality and design we’ve built into more than a billion mice, more than any other manufacturer. * Durable and Affordable: 3-button wired USB mouse with optical tracking in black, compatible with most desktop computers, Macbooks and laptops with a 3-year hardware warranty * Universal Compatibility: Windows Vista or Windows 7, Windows 8, Windows 1, Linux kernel 2.4+, Mac OS X 1.3.9 or later, ChromeOS * Great Comfort: Left or right-handed, this full-size ambidextrous computer mouse provides maximum comfort for extended use where its needed most * Plug and Play: The set-up of this Logitech mouse is simple * just plug the device into your computer USB port and youre ready to go * Smooth Cursor Control: This computer and laptop mouse provides 8 DPI optical precision, meaning accurate and efficient control when editing documents and browsing the Web * Upgrade to Logitech B22 Wireless Silent Mouse: Reliable wireless connection, silent clicks and long battery life (18 months)