This laptop has been fully tested and refurbished by a licensed technician.  It has had a operating system installed and tested. Please review the pictures carefully. Power adapter is NOT included. Please refer to the specs below.  Make: Lenovo Model: P50 Processor: Xeon E3-1505m V5 @ 2.80GHZ Memory: 16GB Hard Drive: 256GB M.2 SATA Graphics: Nvidia Quadro M2000M Screen: 15.6'' 3840x2160 OS: Windows 10 Pro Battery: YES  Missing Components: Power Adapter Notes: Normal wear and light scratches 30 Day Warranty.  Please feel free to ask any questions that you may have.  Thanks.