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 included. Please refer to the specs below.  Make: Lenovo Model: P53 Processor: Intel Core i7-9850H @ 2.60 GHZ Memory: 64GB Hard Drive: 960GB NVME Graphics: Nvidia Quadro RTX3000 OS: Windows 10 Pro Battery: Yes Missing Components: None Notes: Normal wear and light scratches 30 Day Warranty.  Please feel free to ask any questions that you may have.  Thanks.