1. This problem is generally due to the inadequate GPS back clip card and the charging cannot be done
2. If it is not reason 1, it may be that the charging cable is broken.

There are three charging methods for GPS: car charger, motorcycle charger, USB cable connection plug or computer,
It is recommended that the buyer change to another charging cable to test. If the three methods fail, it may be a problem with the GPS host (the probability is small)