A4Tech FK13P Numeric Keypad is a compact and reliable USB numeric keypad designed for fast data entry, accounting, and office productivity. Featuring sleek round-square keycaps, high-elasticity silicone keys, laser-engraved characters, and a spill-resistant design, the A4Tech FK13P Numeric Keypad delivers comfortable and accurate typing. With USB 2.0 plug-and-play connectivity and compatibility with Windows XP through Windows 8.1, it is the perfect accessory for laptops, desktops, and professionals who require efficient numeric input.