Basic Optical Mouse Part number: 4YH-00009-1 Single Pack Overview Value in an Optical Mouse Microsoft Optical Technology replaces the traditional mechanical mouse ball for greater accuracy and control. Easy and comfortable to use, Basic Optical Mouse is a good choice for value. Product Dimensions Optical Technology Navigate with better speed, accuracy and reliability. The optical sensor tracks movement on nearly any surface. Scroll Even Faster Move through your documents quickly without having to use the on-screen scroll bar. Comfortable in Either Hand Use your mouse with your left or right hand. Ambidextrous design makes it comfortable either way. Customisable Buttons Get quick access to the media, programs and files you use most often. Device Stage Quickly and easily access common tasks, including product information, registration, settings and more for popular devices such as mobile phones, cameras and printers, and mouse, keyboard and webcam products. Ergonomic Design Point and click in comfort. Ergonomic design helps you work longer without discomfort. Three-Year Warranty See the Warranty and licence agreement. System Requirements Windows-based computer | Macintosh-based computer Computer/Operating System Windows 7, Windows Vista, Windows 98/2000/XP/Pro/Home/Media Center Edition/Tablet PC Edition Other USB port