Original 85W Magsafe 2 18.5V 4.6A Macbook Adapter Compatible with a wide range of Mac Books: Mac Book Pro (Retina, 13-inch, Early 2015): MF839xx/A MF840xx/A MF841xx/A MF843xx/A Mac Book Pro (Retina, 13-inch, Mid 2014): MGX72xx/ A MGX82xx/A MGX92xx/A Mac Book Pro (Retina, 13-inch, Late 2013): ME864xx/A ME865xx/A ME866xx/A Mac Book Pro (Retina, 13-inch, Early 2013): MD212xx/A ME662xx/A Mac Book Pro (Retina, 13-inch, Late 2012): MD212xx/A MD213xx/A Mac Book Pro 11-inch and 13-inch: Model Number: A1425, A1435, A1502. MD212, MD213, MD662, ME864, ME865, ME866, MD565, MB985, MGX72, MGX82, MGX92, MF839, MF840. MF841, MF843.