Type in comfort without any wires getting in your way with the Logitech MK345 Wireless Combo keyboard and mouse. The full-sized keyboard features 12 function keys and a 10-key number pad, and can be height adjusted for comfort. The right-handed mouse is contoured for comfort and stores the USB nano-receiver when it's not in use, or during travel. The keyboard and mouse are spill resistant and automatically go into sleep mode when they're not in use. All required batteries are included and pre-installed.