Lenovo ThinkPad T550 15.6" Core i5-5300U 2.30GHz 8GB RAM 256GB SSD Windows 10 Pro. Hardware has been tested and all tests passed. Windows 10 Pro installed. Laptop is used but fully functional. There may be minor scratches or scuffs on the top lid of the laptop (see photos). Laptop has been thoroughly cleaned. Laptop will be shipped with a charger included.