The Wired Numeric Keypad, allows Windows, Mac and Chrome OS users to input numeric data quickly and easily | Slim scissor keys provide a quiet and comfortable typing experience, together with 4 shortcut keys that further enhance efficiency | A reliable wired USB-A plug-and-play connection means there is no need for batteries or driver installations | 21-key number pad with 4 shortcut keys is a smart addition to a laptop or keyboard that isn't equipped with a number pad | Shortcut keys allow frequently used commands with the press of a button (some shortcut keys are only Windows compatible) | Slim scissor keys offer a responsive and quiet typing experience | Num Lock indicator provides a visual cue for more efficient typing | The plug-and-play wired USB-A connection delivers reliable performance without the need for batteries or software to install | Anti-slip foot pads keep the keypad stable and in place | Compatible with Windows, macOS and Chrome OS (some shortcut keys are only Windows compatible) | A three-year warranty means you can rest assured knowing you're covered by Kensington | Slim | Quiet Keys | Plug and Play | Anti-slip | USB Type A interface