Optical 3-button mouse with high-resolution 1,000 dpi for smooth cursor control. The Logitech Mouse M90 offers everything you need for comfortable and reliable control of your computer. This mouse has been developed by Logitech's mouse experts and is based on the quality and design experience gained from producing over a billion mice. Installation is quick and easy, with no software required. Simply connect the wired mouse to a USB port, and you can start using it right away. Thanks to its standard-sized shape, it fits well in both right and left hands, allowing for a comfortable grip. The mouse features high-resolution optical tracking at 1,000 dpi, enabling smooth and precise cursor control and easy text selection.