020-8143-A 661-7474 A1466 A1496 Battery with Cover US/Canada for MacBook Air 13″ Mid 2013 MD760LL MD761LL NB-4911W
This is a replacement 50Wh battery for the Mid 2013, Early 2014, and Early 2015 MacBook Air 13.3".
Apple part number: 661-7474, 020-8143-A
MacBook Air 13″ Mid 2013 MD760LL MD761LL 020-8143-A
661-7474 Battery with Cover US/Canada for MacBook Air 13″ Mid 2013 MD760LL MD761LL 0208143A