The Kensington PilotMouse Optical Pro Wired Mouse is a high-quality ergonomic mouse designed for comfort and precision. With its medium to large size and tested functionality, it is a reliable choice for computer and gaming users. The mouse is wired for a stable connection and features a USB interface for easy setup. The English keyboard language ensures easy use for a wide range of users. Overall, this mouse is an excellent option for those looking for a durable and efficient pointing device.