Input: AC 100-240V, 1.5A 50-60Hz ; Output: DC 14.85V - 3.05 A 45W. | Fully compatible with for Apple MacBook Air (13-inch, 2017); MacBook Air (11-inch, Early 2015); MacBook Air (13-inch, Early 2015); MacBook Air (11-inch, Early 2014); MacBook Air (13-inch, Early 2014); MacBook Air (11-inch, Mid 2013); MacBook Air (13-inch, Mid 2013); MacBook Air (11-inch, Mid 2012); MacBook Air (13-inch, Mid 2012); Part Number: A1435 A1436 A1465 A1466. | Note:This is the second generation of Magnetic power adapter(T-Shape), not the first generation.Macbook air charger design with LED light provides charging status(Red-Charging, Green-fully charged). | Built-in IC chip technology provides overload / short circuit protection / overload protection / heat protection. We test each charger to ensure a tight, strong magnetic connection. | The Magnetic DC connector makes it easy to disconnect the cord harmlessly and your MacBook Air stays put safely.It also helps prevent fraying or weakening of the cables over time.