How to do if the orange light of Mi Automatic Foaming Soap Dispenser flashes quickly?

Solution:
please follow the following methods to conduct screening:
1. Try to turn off and turn on Mi Automatic Foaming Soap Dispenser again;
2. Check whether the black sensor area is covered by foam, and try to wipe or clean the sensor area after shutting down;
3. Check whether hand sanitizer is installed and whether hand sanitizer is in place.