21-key number pad with 4 shortcut keys is a smart addition to a laptop or keyboard that isnt equipped with a number pad and a perfect complement to our Multi-Device Dual Wireless Compact Keyboard (K75502). 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 youre covered by Kensington For people who work with numbers, a dedicated number pad is crucial for efficient and productive work. As more people work and learn from home, many laptops and compact keyboards