Countdown setting:
1. Turn the knob to set the required countdown time, turn clockwise to increase the value, and turn counterclockwise to decrease the value.
(When rotating quickly and the angle of rotation exceeds 50 degrees, you can quickly set the minute value, and then turn the knob after an interval of about 1 second to fine-tune the second value.)
2. After the setting is completed, press to start the countdown. After the countdown is completed, the screen will flash 00:00 and there will be a "dididi" prompt sound. The prompt sound will last for one minute. Press to stop the prompt sound.
3. During the countdown, short press to pause. After the countdown is paused, press and hold to reset, and it will display 00:00.
Timing settings:
1. When the display is 00:00, press to start the timing setting, and then short press to pause.
2. After the timing is paused, press and hold to reset, and the display will be 00:00.
Notice:
If the timer reaches 99 minutes and 55 seconds, there will be a "di di di" beep, and the screen will follow flashing. Press to stop the beep.