Please double check your Macbook model before buy this item.
1. Find the serial number of your Macbook: Click Apple Logo on the top left hand of your screen -- Click "About This Mac" -- Click "More Info" and you will see the serial number.
2. Please use the link below to identify your Macbook model by the serial number of your Macbook. If it is MATCH the Modeland Year of Made this listing stated.
Compatible With :- 13 inch / 13.3 inch Aluminum Unibody Apple MacBook PRO ( Mid 2009 or Later )Model No: A1278, Order No: MB990LL/A or MB991LL/A (released in June 2009) or MC374LL/A or MC375LL/A (released in April 2010) or MC700LL/A or MC724LL/A (released in Feb. 2011) or MD313LL/A or MD314LL/A (released in Oct. 2011). Screen Size: 13.3