Mid 2011 MacBook Air 11 MC968 A1370 EMC2471 A1406 Apple Genuine Original Battery 691054650091 | eBay
39wh A1406 Battery For Apple Macbook Air 11" A1370 Mid 2011 & A1465 (2012-2015) Replace A1406 A1495 - Laptop Batteries - AliExpress
How to Upgrade/Replace the Battery in a 11-inch MacBook Air 2010 - YouTube
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
Replacement Battery for MacBook Air 11-Inch (2011-2015)
How to Replace MacBook Air Battery (Official/Self): EveryMac.com
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