Used laptop Lenovo x250 with Intel Core i5-5300U 2.30ghz CPU, 8gb RAM, 500gb hard drive, internal battery (works, about 2h.), backlite keyboard. Not included: A/C adapter, external battery. Windows 10 Pro 64bit installed and activated. Good shape of body, screen, slightly worn-out keyboard with one missing key S. This is fully functional laptop including missing key. S&H $12.99