Apple's official page shows that iPhoneXS, iPhoneXS Max and iPhone XR all support fast charging function, and the new iPhone EXS series and XR all support USB-PD fast charging protocol, but the original USB Lightning data cable cannot trigger fast charging; In the actual test, it is found that using PD fast charger and USB-C to lightning interface data line can get three times as much as the standard 5W charger;