This mouse is built by Logitech®-the mouse experts. It comes with the quality and design we’ve built into more than a billion mice, more than any other manufacturer. AMR/EMEA VERSION: Logitech® Mouse M100 is simple to set up and use. There’s no software to install. And since it’s corded, you can just plug the cable into a USB port and use it right away. AP VERSION: Logitech® Mouse M100 is simple to set up and use. Since it’s corded, you can just plug the cable into a USB port and use it right away. Plus a three-year limited hardware warranty means your mouse will work-and keep working-just like you expect. CHINA/KOREA VERSION: Logitech® Mouse M100 is simple to set up and use. Since it’s corded, you can just plug the cable into a USB port and use it right away. You can count on your mouse to work-and keep working-just like you expect. The full-size, ambidextrous shape is designed to keep either hand happy. So you’ll feel comfortable, even after hours of use. High-definition optical tracking (1000 dpi) enables responsive, smooth cursor control for precise tracking and easy text selection. AP ONLY: Side-to-side scrolling plus zoom lets you easily navigate spreadsheets and scroll horizontally through documents using the scroll wheel or instantly zoom in and out on your photos with a click.