This mouse has been fully tested and works perfect with no issues.

This Logitech Trackman Marble USB Wired Mouse is a high-quality computing accessory that provides excellent functionality and performance. It is an ideal choice for anyone looking for a reliable and efficient trackball mouse. With its four buttons, thumb button, and optical tracking method, this mouse offers a smooth and seamless cursor control experience.

In addition, this mouse is compatible with various connectivity options, including PS/2, wired, and USB, making it easy to use with a wide range of devices. Its gray color and sleek design add a touch of style to any workspace. Whether you are using it for work or personal use, this Logitech Trackman Marble USB Wired Mouse is a great choice.