Apple MacBook Air 13.3" 1.6GHz Core i5 (Early 2015) w/Office (Refurbished)The 13 inch model lasts up to an incredible 12 hours. So from your morning coffee till your evening studying in the libray, you can work unplugged. When it's time to kick back and relax, you can get up to 12 hours on the 13 inch model. And with up to 30 days of standby time, you can go away for weeks and pick up right where you left off. Whatever the task, new fifth generation Intel Core processors with Intel HD Graphics 6000 are up to it. From