Power: 85W. Not Fit macbook pro since 2012 Jun,such as a1424 a1398 which needs mag-sAfe 2 adapter! MacBook 13" 1.83/2 GHz Core Duo. MacBook 13" 1.83/2.16 GHz Core 2 Duo. Note:It is 18.5v 4.6a adapter,Not 20v 4.25A adapter!
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