The Toughbook 54 from Panasonic uses advanced features to create an extremely lightweight and thin laptop. It features a spill-resistant, full magnesium alloy design, hard drive heater, and a backlit keyboard. The Toughbook 54 has a wide range of integrated features such as dedicated GPS, 4G LTE mobile broadband, and dual pass-through antenna. This semi-rugged laptop offers a second battery capability, allowing hot swap battery replacement without the need to shut down or hibernate. All in all, the Toughbook 54 is a highly versatile and advanced semi-rugged notebook.