The official charging specification of the Mi 13 is a 30W fast charger, and it is not recommended to use the low-power charging head of 5V1A to charge it. Charging with the 5V1A charging head may cause slow charging speed, increased battery loss, and may even affect the normal use of the device. It is recommended to use the fast charger with the Mi 13 official matching or other fast charger that meets the specifications to ensure that the device can be charged quickly and safely and extend the service life of the device. In short, in order to protect the device and ensure the charging effect, it is recommended to use a charger that meets the official specifications to charge.