MacBook Pro 13.3" 661-5229 Battery Get up to 7 hours of run time with a replacement MacBook Pro 13.3 ” inch 661-5229 battery. This Apple 661-5229 battery is made specifically to replace the original Apple battery found in Apple MacBook Pro 13.3" models made between 2009 and 2012. You can find the model and manufacture date of your MacBook by going to the Apple Icon in the upper-left corner of your desktop and selecting About this Mac. You can double check this is the correct battery by looking at the original battery itself. The part number should match with 661-5229.
Replacing your 13” MacBook 661-5229 battery requires you to remove the battery cover. Every battery is individually tested and backed with a 2 year warranty. Tech Specs Xtend brand; 10.95 Volts; 63.5 Whr; Li-polymer; Samsung (South Korea); Black; Assembled in China; 2 Year Warranty; 30 day full satisfaction guarantee; 300-500 recharge cycles; Compatible Apple MacBook Pro 13.3" A1278 models 2.3GH z Core i5 (MC700LL/A / MacBook Pro 8.1 ) - Early 2011 2.4GH z Core 2 Duo (MC374LL/A / MacBook Pro 7.1 ) - Mid 2010 2.4GH z Core i5 (MD313LL/A / MacBook Pro 8.1 ) - Late 2011 2.53GH z Core 2 Duo (MB991LL/A / MacBook Pro 5.5 ) - Mid 2009 2.5GH z Core i5 (MD101LL/A / MacBook Pro 9.2 ) - Mid 2012 2.66GH z Core 2 Duo (MC375LL/A / MacBook Pro 7.1 ) - Mid 2010 2.7GH z Core i7 (MC724LL/A / MacBook Pro 8.1 ) - Early 2011 2.8GH z Core i7 (MD314LL/A / MacBook Pro 8.1 ) - Late 2011 2.9GH z Core i7 (MD102LL/A / MacBook Pro 9.2 ) - Mid 2012 Compatible Apple MacBook Pro 13" battery part numbers 661-5229 661-5557 A1278 A1322 MB990/J