The Lenovo USB Mouse in black is a standard mouse with optical tracking method and a maximum DPI of 1600. It features programmable buttons, an ergonomic design, a scroll wheel, and silent functionality. The mouse is wired and connects via USB, making it easy to use with various devices. With a compact size of 2.45x1.33x2.45 inches, it is a convenient and efficient choice for everyday use. Made by Lenovo, a trusted brand in computers and technology, this mouse offers reliability and performance for any user.