13 INCH MACBOOK AIR USED IN FULLY WORKING ORDER CONDITION AS LISTED  USA KEYBOARD LAYOUT  2011 MODEL  ITEM CONDITION: USED IN WORKING ORDER, HOWEVER THIS UNIT IS NOT IN THE BEST OF CONDITION IF YOU ARE LOOKING FOR A IMMACULATE EXAMPLE UNFORTUNATELY THIS IS NOT, THERE ARE MARKS ON SCREEN WHICH CAN MAINLY BE NOTICED WHEN UNIT IS TURNED OFF HOWEVER WHEN IN USE THESE ARE NOT TOO APPARENT BUT CAN BE SEEN, THE SCREEN ALSO HAS WHITE SPOTS/MARKS WHICH CAN BE NOTICED IN START UP/WHITE SCREENS OR AT CERTAIN VIEWING ANGLES THESE ARE NOT SO APPARENT WHEN ON HOME SCREEN, SOME MARKS AROUND SILVER HOUSING AND SCRATCHES/SMALL DENTS, BATTERY LASTS AROUND 45 MINUTES  HAVE TRIED TO SHOW THESE DEFECTS IN PICTURES PLEASE REFR TO PICTURES FOR UNITS CONDITION  WILL BE FULLY FORMATTED WITH A FRESH INSTALL OF OSX SIERRA  FOR NEW USER READY TO USE   SPECIFICATIONS:  MEMORY: 4 GB  HARD DRIVE: 250 GB SSD  PROCESSOR: INTEL CORE i5 1.70GHz GHz WEBCAMERA  BATTERY: BATTERY HOLDS AROUND 30-45 MINUTES CHARGE  WHAT YOU WILL RECEIVE:  MACBOOK AIR 13 INCH 2011 COMPATIBLE MAINS CHARGER   FREE P&P