Amazon.com: Replacement Battery for MacBook Air 13 inch A1466 (Mid 2012, Mid 2013, Early 2014, Early 2015,2017) A1369(Late 2010, Mid 2011) 7200mAh Laptop Battery for Apple MacBook Air A1496 A1377 A1405 Battery : Electronics
iFixit posts repair guide for Retina MacBook Pro, estimates battery replacement at $500 - 9to5Mac
Amazon.com: POWERWOO A1465 Battery, A1406 A1370 A1495 Replacement Battery for Laptop MacBook Air 11 inch (Mid 2011 2012 2013 Early 2014 2015 Version) - High Performation [39Wh/7.6V/5100mAh] : Electronics
Amazon.com: Saleaps A1466 Replacement Battery for MacBook Air 13 inch 2017, Early 2015 Early 2014, Mid 2013 Mid 2012 Mid 2011, Late 2010 7200mAh 7.6V Fits A1369 A1405 A1496 A1377 : Electronics
How to replace MacBook Air 13" Battery (Mid 2012) - YouTube
MacBook Air Models A1237 and A1304 Battery Replacement - iFixit Repair Guide
Amazon.com: A1405 A1466 Battery Replacement for MacBook Air 13 inch (Mid 2012, Mid 2013, Early 2014, Early 2015,2017), A1369(Late 2010, Mid 2011) MacBook Air A1377 Replacement Laptop Battery : Electronics
Amazon.com: XINGLT Replacement Laptop Battery for Apple MacBook Air 13 inch A1466(Mid 2012, Mid 2013, Early 2014, Early 2015,2017) A1369(Late 2010, Mid 2011 Version) 7200mAh,fits A1496 A1405 A1377 [Upgraded 3.0] : Electronics
Amazon.com: Saleaps A1466 Replacement Battery for MacBook Air 13 inch 2017, Early 2015 Early 2014, Mid 2013 Mid 2012 Mid 2011, Late 2010 7200mAh 7.6V Fits A1369 A1405 A1496 A1377 : Electronics
How to Replace the Battery in a 11-inch MacBook Air (Mid 2012) MacBookAir5,1 - YouTube
Amazon.com: NinjaBatt A1466 Battery for Apple MacBook Air 13″ (Mid 2012, Mid 2013, Early 2014, Early 2015,2017) A1369(Late 2010, Mid 2011 Version) A1496 A1405 A1377 [7200mAh/55Wh/7.6V] : Electronics
How to Tell If Your MacBook Needs a New Battery | iFixit News
Amazon.com: Replacement Battery for MacBook Air 13 inch A1466 (Mid 2012, Mid 2013, Early 2014, Early 2015,2017) A1369(Late 2010, Mid 2011) 7200mAh Laptop Battery for Apple MacBook Air A1496 A1377 A1405 Battery : Electronics