This is because the charging treasure is in a high-altitude environment, the internal and external pressure inside him is inconsistent, after reaching the ground, the internal pressure of the charging treasure is still stored in the state of high altitude, and can not be adjusted for a while, so it will lead to bad charging, you can first put it on the open space to relieve it, and then the electricity inside is used up before recharging, so it will be better
I did not appear this phenomenon ah, sometimes I also carry a charging bank to go out ah, but also through the security check, in fact, it is easy to use, indicating that your charging bank itself has a problem