The Rottay 22-Key Mechanical Numeric Keypad is a sleek and efficient wired USB device designed for users who require a compact and illuminated keyboard for inputting numbers and basic functions. With its black color and illuminated keys, this keypad is easy to use and navigate in various computer and networking settings. The 22-key design makes it ideal for those who do not need a full keyboard, while the mechanical construction ensures durability and precise input. Overall, this keypad is a practical choice for professionals and hobbyists alike.