A1405 020-7379-A 661-6639 Battery with Cover US/Canada for MacBook Air 13 Mid 2012 MD231LL A1466 NB-4898W
This is a replacement battery for the Mid 2012 through early 2015 MacBook Air 13". Replaces A1377, A1405, and A1496 model batteries.
Apple part number: 661-6639, 020-7379-A
MacBook Air 13 Mid 2012 MD231LL A1466 020-7379-A
661-6639 Battery with Cover US/Canada for MacBook Air 13 Mid 2012 MD231LL A1466 0207379A