A1494 Battery for MacBook Pro 15 inch Retina A1398 (2013 - Mid 2014)
Replacement Battery for MacBook Pro A1398 (Late 2013, Mid 2014, Mid 2015 Version), Apply to MacBook Pro 15 inch Retina Late 2013Mid 2014 and Mid 2015 - TECHOWL A1494 A1618 Battery - Newegg.com