Amazon.com: BatPower A1495 Replacement Laptop Battery for Apple Mid 2012 2013 Early 2014 2015 MacBook Air 11-inch A1465 EMC 2631 EMC 2924 Battery MacBook Air 11" A1465 Apple A1495 Battery 38.75Wh : 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
How to Upgrade/Replace the Battery in a 11-inch MacBook Air 2013–2014 - YouTube
MacBook Air 11" Early 2015 Battery Replacement - iFixit Repair Guide
Amazon.com: RayHom A1466 Laptop Replacement Battery for MacBook Air 13 inch A1466 (Mid 2012,Mid 2013,Early 2014, Early 2015,2017) A1369(Late 2010,Mid 2011 Version) High Performance 7200mAh fits A1496 A1405 A1377 : Electronics
Amazon.com: Puredick A1406 A1465 Battery, Replacement Battery for MacBook Air 11 inch (2012-2015 A1465) and (Mid 2011 A1370) - A1406 A1495 Battery for 11-inch MacBook Air [7.3V/35W/4790mAh] : Electronics