Panasonic presents the TOUGHBOOK® 31, the reliable laptop offering the world’s most rugged design. With drop-shock protection and a MIL-STD-810G certification, it’s the undisputed leader in the fully rugged category. Its Intel® Core™ i5 processor packs a punch and it delivers amazing battery life—19.5 hours, or 29 hours with the optional media bay 2nd battery. Combine six generations of delivering rugged performance plus an amazing 18 years of consistent docking compatibility, TOUGHBOOK 31 is a laptop that will go the distance with you anytime, anywhere.