OEM Standards Manufacture: Real capacity 7.6Volts=55Wh 7200mAh. The same manufacturing standards as the original A1496 battery for MacBook Air 13-inch Model A1466/A1369 macs. Provide up to 1000+ recharge cycles and support fast charging with overcharge and discharge circuit protection Compatible Mac Models: Fit for MacBook Air 13" Model A1466 Early 2015/2014, Mid 2013/2012; Mac Model A1369 Mid 2011, Late 2010 Released Version (EMC: 2392, 2469, 2559, 2632, 2925, 3178) Model Identifier: MacBookAir 7,2/MacBookAir 6,2/MacBookAir 5,2/MacBookAir 4,2/MacBookAir 3,2 Replacement Battery Models: Replace for MacBook Air 13-inch A1466 A1369 laptop battery replacement, battery type A1496/A1405/A1377. Parts Numbers: MC503LL/A, MC503, MC503ZP/A, MC503LZ/A, MC503LL/A, MC503E/A, MC503B/A, MC504LL/A, MC965LL/A, MC966LL/A, etc How to Get Correct Battery: First, upside down your Mac to get the exact model name & EMC numbers; Second, find and click on “About This Mac”, and the system model and release year is on the pop window; Third, follow the method 2 and then click on "System Report" the model identifier is on the "Hardward Overview"; Fourth, check the original battery to get the exact battery model number Battery Tech Support: 24/7 email technical support, 60 days refund service, 90 days replacement for new service, and maintenance guide. Every battery has passed UL, CE, FCC, and RoHS certification safety, rest for use A1466 Battery Replacement for MacBook Air 13 inch (2017, Early 2015, Early 2014, Mid 2013, Mid 2012) Model A1466/A1369 (Mid 2011, Late 2010) Battery Type A1496/A1405/A1377 Capacity 7.6V 55Wh 7200mAh