The Microsoft X800898 Basic Optical Mouse 1.0 A in black is a wired USB mouse with a scroll wheel, making it ideal for everyday use. Its ergonomic design ensures comfortable use over extended periods of time, while the optical tracking method provides precise and smooth cursor movement. The portable nature of this mouse makes it convenient to use anywhere in the office or home. Made by Microsoft, a trusted brand in computer peripherals, this mouse is a reliable choice for those looking for a simple and efficient pointing device.