Lenovo X1 Carbon 14.0 Inch Notebook (Black) (Intel Core i5 1.9 GHz, 8 GB RAM, Windows 7 Professional) (Certified Refurbished)

Intuitive Adaptive Keyboard - the adaptive keyboard automatically changes the row of function keys depending on what application you're in, meaning less clutter, more function and a streamlined keyboard that anticipates your needs Tested to Military Specifications - constructed with satellite-grade carbon fiber, the X1 Carbon is the toughest ThinkPad ever made, satisfying eight different military specification tests Patently Cool - thanks to revolutionary new thermal technology, the X1 Carbon stays cooler than ever. The fan blades have been re-engineered so the X1 provides the same cool and quiet performance you expect from a ThinkPad