Runpower Replacement Battery for 13 inch MacBook Pro A1278 (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012) A1322[10.95V/6000mAh];

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Compatible Part Numbers
661-5229 / 661-5557 / 020-6547-A / 020-6765-A / A1322 / A1278 (Mid 2009 Mid 2010 Early/Late 2011 Mid 2012 version)

Compatible with laptop models

MacBook Pro 13-inch 2009 Version:
MB990LL/A, A1278, MacBookPro5,5 - Mid 2009 version
MB991LL/A, A1278, MacBookPro5,5 - Mid 2009 version

MacBook Pro 13-inch 2010 Version:
MC374LL/A, A1278, MacBookPro7,1 - Mid 2010 version
MC375LL/A, A1278, MacBookPro7,1 - Mid 2010 version

MacBook Pro 13-inch 2011 Version:
MC700LL/A, MC724LL/A, MacBookPro8,1 - Early 2011 version
MD314LL/A, MD313LL/A, MacBookPro8,1 - Late 2011 version

MacBook Pro 13-inch 2012 Version:
MD101LL/A, MD102LL/A, MacBookPro9,2 - 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

Notice:
Please be aware that this built-in battery only for laptops manufactured in 2009, not work for laptops made in 2008 (such as A1278 made in 2008).