Apple MacBook Air MD711LL/B 11.6-Inch Laptop (Refurbished) Renewed products look and work like new. These pre-owned products have been inspected and tested by Amazon-qualified suppliers, which typically perform a full diagnostic test, replacement of any defective parts, and a thorough cleaning process. Packaging and accessories may be generic. All products on Amazon Renewed come with a minimum 90-day supplier-backed warranty. Up to 9 Hours of Battery Life, OS X Mountain Lion 1.4 GHz Dual-Core Intel Core i5 (Turbo Boost up to 2.7GHz) with 3MB shared L3 cache 11.6-inch LED-backlit glossy widescreen display; Intel HD Graphics 5000 128 GB PCIe-based flash storage, 4 GB 1600 MHz LPDDR3 Memory