If the red light of the wireless charging mobile phone holder flashes, it may indicate the following problems:
1. The charger or power adapter is faulty.
2. The charging cable is improperly connected or damaged;
3. The mobile phone bracket is faulty. It is recommended that you first check whether the charger and charging cable are working properly, and try to replace other chargers and cables for testing. If the problem persists, you may need to contact Pinwin customer service or repair center for further troubleshooting and repair.