The Logitech Wireless Combo MK345 pairs a comfortable full-size keyboard with a right-handed mouse. The keyboard comes with a comfortable and textured palm rest, a spill resistant design*, a glossy finish and a caps lock indicator light. The mouse has a low battery indicator, a large scroll wheel and smooth and precise tracking. Its wireless connectivity gives the reliability of a cord plus wireless convenience and freedom. Its energy efficient engineering delivers 36-month keyboard and 18-month mouse battery life**. 12 especially enhanced F-keys allow you to mute your computer, skip a song or pause a video instantly***.*Tested under limited conditions (maximum 60 ml liquid spillage). Do not immerse in liquid.**Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions.