Passed about 500 recharge cycles over the life of the A1582 battery Premium Grade A cells make it safe with overcharge & over-discharge, over-current & short circuit protection.
Type: Li-Polymer Voltage: 11.42V Capacity: 74.9Wh Cells:6-Cell.RayHom MacBook Pro A1582 A1502 Battery Replacement - for Apple MacBook Pro Battery 13 Inch Retina Late 2013, Mid 2014, Early 2015, fit MacBook Pro A1493 A1582 A1502 (11.42V/74.9Wh Li-Polymer) details review