Debugging method:

1 Press and hold the middle button for 3 seconds in the display time state to enter the time setting mode. The hour above will flash. Press the middle button once to increase it by one hour.

2 After debugging for an hour, press the middle button for about 3 seconds. The next minute flashes. Press the middle button once to increase it by one minute.

3 After debugging for a few minutes. . Press the middle button for about 3 seconds. The year flashes (Y 00 ~ Y that appears at this time means the meaning of the year). Press the middle button once to increase it by one year. Adjust the last 2 digits to 16 years.

4 After debugging the year, press the middle button for about 3 seconds. The above month starts to flash, press the middle button once to increase by one month. After debugging the month, press the middle button for about 3 seconds. The following date starts to flash, press the middle button Add one day at a time.

5 After debugging, please do not touch any button. Exit the setting status automatically.

6 power-saving design does not operate for 5 seconds. Automatically enters sleep state.