one
When the charging treasure is not charged, first check whether the charging cable is broken, you can try the data cable that comes with the phone to charge the charging treasure, if the charging cable problem is changed over the data cable should be able to solve it.
two
Make sure that the charging wire plug is in good contact, if it is a problem of poor contact, then as long as it is firmly inserted or try to plug it in the other way, and fortunately, the charging treasure is intact without any problem.
three
The charging bank can not be charged, possibly because the charging head is not good, or the output current is too small, you can use the computer to charge, or change the 2A adapter to charge the charging bank. If the above two methods have been tried, and still can not be charged, then the charging treasure is broken.
four
When the mobile phone is not charged, you can first change the original data cable of the mobile phone, charge the mobile phone, or change another charging bank to charge the mobile phone, if there is another charging bank to charge the mobile phone, and this can not charge the mobile phone, then basically it can be concluded that the quality of the charging bank is not good, it is time to take it to repair, or change a charging bank.
In this case, the charging bank is charged, if it is not caused by poor contact of the charging line, replace it, use it, and it can be used normally under treatment