For sale is my Panasonic ToughBook CF-31. This laptop is fully rugged, MIL-STD-810G certification. Water resistant backlit keyboard, water tight covers and so forth. This laptop comes with a GOBI 4G LTE card for Verizon mobile broadband(may support other carriers but I use Verizon). This also comes with a GPS/GLONASS receiver for enhanced GPS capabilities (works well with APRS apps!) This laptop also come's with a DVD drive. It comes with a 3rd gen i5 processor and 16GB of ram, 480GB SSD hard drive. Booting to Windows 7 takes only a few seconds(I know it says Win 10 in the pic, but factory reset went back to Win 7). This is a very nice laptop. It is very clean, only major blemishes is the small scratch on the bottom which I have included a picture of. This unit has 6300 hours on it and the BIOS is unlocked, pictures also included. The black cobra denotes that this was one rebuilt by TechTough, which this laptop with these options lists for $1500, I am asking 900 shipped to CONUS. Please feel free to ask my any more questions about it. Please use email to respond, email is on my QRZ page. Features: Panasonic Toughbook CF-31 Color: Black Operating System Edition: Professional Hard Drive Capacity: 480 GB Operating System: Windows 7 Storage Type: SSD (Solid State Drive) Graphics Processing Type: Integrated/On-Board Graphics RAM Size: 16 GB Hardware Connectivity: Gigabit Ethernet, HDMI, USB 2.0, USB 3.0, GOBI 4G LTE, GPS Processor Speed: 2.60 GHz Processor: Intel Core i5 3rd Gen.