Generally speaking, under normal circumstances, millet 67w gallium nitride charger Apple mobile phone can be used. Mi 67 watt gallium nitride chargers are capable of supporting USB PD fast charge protocol chargers, which support automatic adjustment according to the fast charge protocol and charging power of the device being charged. If it is a new mobile phone support PD fast charging protocol can be fast charging. Older iphones can also be charged with standard 5 volts.