The MagSafe to MagSafe 2 Converter allows you to use the MagSafe connector on your LED Cinema Display, Thunderbolt Display, or MagSafe Power Adapter to charge your MagSafe 2-equipped Mac computer.
Compatibility
Mac Models
MacBook Air (13-inch, Early 2015 – 2017)
MacBook Air (11-inch, Early 2015)
MacBook Pro (Retina, 13-inch, Late 2012 – 2015)
MacBook Pro (Retina, 15-inch, Mid 2012 – 2015)