Use the USB port to enable communication between your mouse and your computer. This is a proven, nearly universal interface that is suitable for laptops, desktops, and other devices that can be operated with a mouse. More buttons on a computer mouse increase its functionality and make it easier to operate the computer. This mouse model is equipped with 7 buttons that allow you to quickly and conveniently access additional functions, such as undoing and redoing actions or adjusting the mouse sensitivity. The buttons are arranged so that they are under your fingers or within reach, making them easy and effortless to use.