Lenovo Yoga Book (YB1-X90F) 10.1in 1.44GHz 4GB RAM 64GB Wi-Fi only , Grade B
Lenovo Yoga Book (YB1-X90F) 10.1in 64GB Windows 10 Pro. Lenovo Yoga Book (YB1-X90F). Grade B: This Product is in good condition, although Shows visible scratches and marks on screen and body due to previous use, Tested fully working-.