So far there is no third-party Huawei 66w, except Huawei's own home, the others are fake.
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At present, the only third-party 40w that is really authorized and sold is Bull's socket charger 2-in-1, and the others are cracked versions or fakes.
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As for Huawei mobile phone support for PD, the highest 18w.
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The third party's 22.5w is the old 5V4.5A or 4.5V5A, which is less efficient than the new 10V2.25A.