See the brand
The original charging plug of the new iqoo mobile phone is to support fast charging, so if your charger is original, do not doubt that it absolutely supports fast charging.
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Read the sign
If it is not the original, then we can also confirm by looking at the logo on the charger, if the charger has the words \"SuperCharge\
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The second is the data cable, if the data cable USB port, fast charging port, is purple, then it also indicates that the data cable is to support fast charging.
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Again, if there is a \"lightning\" mark on the data line, it also means that the data line supports fast charging, and of course, without this mark, it does not mean that the data line does not support fast charging