The Logitech Trackman Wheel Mouse is a sleek silver trackball mouse that offers a maximum DPI of 2000 for precise and smooth cursor movement. With a wired USB connectivity and optical tracking method, this mouse provides a comfortable and efficient user experience. Featuring a scroll wheel and three buttons, the Logitech Trackman Optical Mouse is a reliable choice for navigating through your computer, especially for those who prefer a trackball mice for their daily use. Made in China, this trackball mouse is a quality product from a trusted brand like Logitech.