Replacement Laptop Battery for Apple MacBook Air 13 inch A1466(Mid 2012, Mid 2013, Early 2014, Early 2015,2017) A1369(Late 2010, Mid 2011 Version).

XINGLT Mac Book Air Battery: [New Upgraded 3.0, Japan Electric Core, Cobalt Proportion: 99%]. Cobalt: 99%, The higher the proportion of cobalt, the better the performance of the battery. The manufacturing standards and testing standard are the same as those of the original battery supplier. New Upgrade 3.0 Quality: Battery for macbook air 13 inch with Japan High Performance Electric Core, 7200m Ah Voltage:7.4V Capacity: 53.28Wh(Compatible with 7.6V/55Wh and 7.4V/53.28Wh) Package include: 1 x Macbook battery; 1 x keyboard protective film; 2 x screwdrivers; 4 x helper mat; 10 x replacement screws.