Lenovo Thinkpad e450 laptop Corei3 laptop was built for business use. it was upgraded to 256 GB SSD drive, Windows10 Pro, and 8GB RAM. New battery. The SSD drive made it run much faster than the original SATA drive. Clean, no scratches, works very well. Has 3 USB ports, network port, HDMI port, SD card slot, and WIFI. Never had any issues. Was checked and formatted before the listing. Comes with power adapter.