- --The voltage indicator ONLY works when the device is connected to the battery.
- --Since the iPhone series does not support fast charging, charging the iPhone is normal speed.
- --For mobile phones that support fast charging, you must use the original charging cable or fast charging cable to achieve fast charging.
- --Can't support Super Fast Change(5V 4A), such as HUAWEI P20, OnePlug 5T/6, ETC.