Description COMPUTERLAND RECERTIFIED., GRADE D, APPLE MACBOOK AIR/13.3IN/I5/1.3GHZ/4GB/128SSD/MAC OS X 10.9 MAVERICKS Product information Technical Details Summary Screen Size 13.3 inches Max Screen Resolution 1440x900 Processor 1.3 GHz Intel Core i5 RAM 4 GB Hard Drive 128 GB SSD Graphics Coprocessor Intel HD Graphics 5000 Chipset Brand intel Card Description Integrated Wireless Type 802.11ac Average Battery Life (in hours) 12 hours .