(1) Whether it is wired reverse charging or wireless reverse charging, as long as the functions provided by the official mobile phone are provided on the premise of safety, that is, the battery current and temperature of the reverse charging are within the normal range, and the damage to the battery is negligible.
2, the power output of different types of reverse charging is also different, generally speaking, the use of OTG wired reverse charging will be more powerful than the use of wireless reverse charging, the conversion efficiency is higher, the input power of the mobile phone can be charged faster.