"Ctrl+F" to find out your Mac Book model Input: AC 100-240V, 1.8a, 50-60Hz/output: 20V/16.5V, 4.25a/3.65a. Output Current4.25 A. We work with a good and stable OEM supplier and factory, so rest assured that all the products we provide are at really reasonable price as well as OEM quality.
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