Specifications:Battery type: Li-PolymerVoltage: 10.95 VCapacity: 5800mAh/63.5WhCell: 6 CellsCondition:Brand NewOperation time: about 1.5-2.5 hoursPackage including: 1×battery(in packing box) and come with 3 screwdriversColor: black as picturesOffer 100% Satisfied Customers Service USA Warehouse Stock (3-8 days delivery)Buy With Confidence:Provide competitive products, Offer Free returns, Free replacement, Full refund (If there is some problem with our items) Compatible Models:MacBook Pro 13-inch 2009 Version: (MB990LL/A, A1278, MacBookPro5,5) - only for Mid 2009 version (MB991LL/A, A1278, MacBookPro5,5) - only for Mid 2009 version MacBook Pro 13-inch 2010 Version: (MC374LL/A, A1278, MacBookPro7,1) - only for Mid 2010 version (MC375LL/A, A1278, MacBookPro7,1) - only for Mid 2010 version MacBook Pro 13-inch 2011 Version: (MC700LL/A, MacBookPro8,1) - only for Early 2011 version MacBook Pro 13-inch 2012 Version: (MD101LL/A, MD102LL/A, MacBookPro9,2) - only for Mid 2012 version Apple MacBook Pro 13-inch: MB990*/A MB990CH/A MB990J/A MB990LL/A MB990TA/A MB990ZP/A MB991*/A MB991CH/A MB991J/A MB991LL/A MB991TA/A MB991ZP/A MC700 MC700B/A MC700E/A MC700J/A MC700LL/A MC700TA/A MC700X/A MC700ZP/A MC724 MC724B/A MC724E/A MC724J/A MC724LL/A MC724TA/A MC724X/A MC724ZP/A MD313LL/A MD314LL/A All Mid 2010 13" Unibody MacBook Pros All Mid 2009 13" Unibody MacBook Pros All Late 2011 13" Unibody MacBook Pros All Early 2011 13" Unibody MacBook Pros All Mid 2012 13" Unibody MacBook Pros For Apple MacBook Pro 13" A1278 (2009 Version): MD212 MD313 MD101 MC700 MC374 MB990 MacBook Pro 13" MB102 MacBook Pro 13" MC724 MacBook Pro 13" MD314 MacBook Pro 13" MB470 MacBook Pro 13" MC226TA/A MacBook Pro 13" MB990CH/A MacBook Pro 13" MC226ZP/A MacBook Pro 13" MB470*/A MacBook Pro 13" MB990J/A MacBook Pro 13" MB990LL/A MacBook Pro 13" MB470B/A MacBook Pro 13" MC374*/A MacBook Pro 13" MC374B/A MacBook Pro 13" MB470J/A MacBook Pro 13" MB990TA/A MacBook Pro 13" MB470LL/A MacBook Pro 13" MB990ZP/A MacBook Pro 13" MC374CH/A MacBook Pro 13" MB470TA/A MacBook Pro 13" MB991*/A MacBook Pro 13" MC374D/A MacBook Pro 13" MB470ZP/A MacBook Pro 13" MB991CH/A MacBook Pro 13" MC374J/A MacBook Pro 13" MB471*/A MacBook Pro 13" MB991J/A MacBook Pro 13" MC374LL/A MacBook Pro 13" MB471CH/A MacBook Pro 13" MB991LL/A MacBook Pro 13" MC374X/A MacBook Pro 13" MB471E/A MacBook Pro 13" MB991TA/A MacBook Pro 13" MC374ZP/A MacBook Pro 13" MB471F/A MacBook Pro 13" MB991ZP/A MacBook Pro 13" MC375*/A MacBook Pro 13" MB471J/A MacBook Pro 13" MC226*/A MacBook Pro 13" MC375LL/A MacBook Pro 13" MB471TA/A MacBook Pro 13" MC226CH/A MacBook Pro 13" MC37B/A MacBook Pro 13" MB471ZP/A MacBook Pro 13" MC226F/A MacBook Pro 13" MC37CH/A Compatible Part Numbers:A1322 661-5229 661-5557 A1278: This item is only fit for Apple A1278(Mid 2009/Mid 2010/Early 2011/Late 2011/Mid 2012).Please confirm your laptop version when you place an order.020-6765-A 020-6547-A MB991LL/A MB990LL/A Note:Please check carefully about your laptop model name/battery part number/battery shape and size to make sure you purchase the correct battery.