solve:

1. When the blowing time of the card material is insufficient and needs to be changed, long press "Settings" for 0.8 seconds to enter the settings menu

2. Short press the "Settings" minus button, find BN0.0, and press the "+/-" button to set the blowing delay (how long until it is detected to blow)

3. Short press the "Settings" minus button, find BF0.0, and press the "+/-" button to set the blowing off delay time (how long does blowing stop)