Parts # A1424, A1398. Computers that use the 85W MagSafe2 Adapter 85W Type 2 input 100-240V 50/60 Hz. Any MacBook that was madeAFTER mid 2012 uses the newer MagSafe 2 connector. Any MacBook that was madeBEFORE mid 2012 uses the MagSafe 1 connector.
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