Panasonic presents the Toughbook 31, the reliable laptop offering the highest performance in its class along with the world's most rugged design. With drop shock protection and a MIL-STD-810G and IP65 certification, it's the undisputed leader in the fully-rugged category. Its new Intel Core i5 and i3 processors, along with available discrete graphics, deliver desktop-class performance and improved video/3D graphics. The Toughbook 31 offers a 13.1" brilliant 1100 nit touchscreen available with Panasonic CircuLumin technology, integrated webcam and up to 11 hours of battery life. Six generations of delivering rugged performance plus eleven years of consistent docking compatibility, and you have a computer that will go the distance with you anytime, anywhere.