This 3M EM550GPS mouse is designed for comfortable use with its ergonomic vertical handle and small size. It has three buttons and an optical tracking method, making it ideal for precise movements. The mouse is black in color and has a USB connectivity option. In addition, this mouse is made by 3M, a trusted brand in the market, and has a model number of EM550GPS - Ergonomic Vertical Handle, SMALL. It is manufactured in China and has features such as an ergonomic design. The unit type is a unit and the item width is 3.25\". This mouse is perfect for right hand use only and is categorized under Mice, Trackballs & Touchpads, Keyboards, Mice & Pointers, and Computers/Tablets & Networking.