How To: Replace the battery in your MacBook Air 13" (Early 2015) - YouTube
7200mA Laptop A1405 A1466 Battery for Apple Macbook Air 13" inch a1405 A1496 A1377 A1369 Late 2017 Mid 2011 2013 Early 2014 2015 - AliExpress
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
NewerTech® : Batteries : NuPower® Battery for 13" MacBook Air 2010-2015
Batteri til MacBook Air 11" Mid 2011/Mid 2012.
Køb Batteri til MacBook Air 11" A1370 Late 2010 | SparePart.dk
Battery Life - The 2011 MacBook Air (11 & 13-inch): Thoroughly Reviewed