1, Apple big charger is able to provide fast charging function of the charger, but whether the specific fast charging also needs to see the charging cable and charging equipment you use.
2, if you are using a charging cable and mobile phone that supports fast charging, then the use of Apple big charger can achieve fast charging.
3, but if you use an ordinary charging cable or do not support fast charging mobile phones, you can not achieve fast charging.
Hello, Apple big charger is not fast charging, its output current is 5V\/1A, relative to fast charging, charging speed will be slower. To use the fast charge function, you need to buy a charger and data cable that supports fast charge.
This is not necessarily, depending on the specific mobile phone model, the previous generations of Apple charger charger head are very large, but does not support fast charging, the latest generations of mobile phone chargers are small, but all support fast charging.