can
iphonex can use 2A charging head charging machine parameters, the charging head of the original charger of iphonex mobile phone is the power of the mobile phone battery,
USB-C data cable and 5V2A charging head are used. Up to 10 hours on 3G.
This must be supported, because the current iphonex is supported by fast charging, but it is the default standard 5v-1a ordinary charging head.
Yes, as long as the charger that meets the rated power of Xiaomi charging can be used.