MacBook Air 11" Early 2014 Battery Replacement - iFixit Repair Guide
Amazon.com: A1494 Laptop Battery for MacBook Pro 15 inch Retina A1398 Late 2013 Mid 2014 Early 2015 Version, ME293 ME294 MGXA2 MGXC2 MJLQ2 MJLT2 MJLU2 : Electronics
Amazon.com: A1502 Replacement Laptop Battery for MacBook Pro Retina 13 Inch Late 2013 Mid 2014 Early 2015; MacBook Pro A1493 A1582 Battery EMC 2678 2875 2835 ME864 ME865 : Electronics
Amazon.com: 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 [New Upgraded 3.0] : Electronics
Amazon.com: A1493 New Laptop Battery Replacement for MacBook Pro Retina 13 inch A1502 (Late 2013, Mid 2014 Version) ME864LL/A ME866LL/A 020-8148,fit to A1493 A1502 [11.34V 71.8WH] : Electronics
Amazon.com: A1502 Replacement Laptop Battery for MacBook Pro Retina 13 Inch Late 2013 Mid 2014 Early 2015; MacBook Pro A1493 A1582 Battery EMC 2678 2875 2835 ME864 ME865 : Electronics
MacBook Air 13" Early 2014 Battery Replacement - iFixit Repair Guide