Lenovo ThinkPad S1 Yoga 20CD00AYUS 12.5" Touchscreen LCD 2 in 1 Ultrabook - Intel Core i7 (4th Gen) i7-4500U Dual-core (2 Core) 1.80 GHz - 8 GB DDR3L SDRAM - 500 GB HDD - 16 GB SSD - Windows 8.1 Pro 64-bit - 1920 x 1080 - In-plane Switching (IPS) Technology - Convertible - Black

The ThinkPad Yoga delivers flexibility for business. Its 12.5" display rotates 360 degrees to offer four different usage modes: laptop, tablet, tent, and stand. Boasting legendary ThinkPad reliability and a range of business and security features, it's the ultimate multimode business Ultrabook.