Comptible Replacement A1377 battery for MacBook Air A1369 13 Inch Late 2010. This battery is the correct battery for these 13 inch MacBook Air models: - This laptop was Introduced in October 2010 and discontinued July, 2011 - Uses Intel Core 2 Duo SL9400 processor - Model A1369 (EMC 2392) also known as A1369-2392 - Model ID: MacBookAir 3.2 - MacBook Air 13" 1.86 GHz Core 2 Duo (A1369) - Late 2010 - MacBook Air 13" 2.13 GHz Core 2 Duo (A1369) - Late 2010 - MacBook Air 13" 1.7 GHz Core i5 (A1369) - Mid 2011 - MacBook Air 13" 1.8 GHz Core i5 (A1369) - Mid 2011 Replaces these Original Apple MacBook Air 13" battery part numbers: - A1369 - A1377 - 020-6955-B - A20-6955-01 - 661-5731 Compatible with these MacBook Air 13" models: - MC503LL/A - MC503 - MC503ZP/A - MC503LZ/A - MC503LL/A - MC503E/A - MC503B/A - MC504LL/A - MC504 Specifications: - 7.6V 54.4Whr 7150mAh