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1 Use the stopwatch setting: Press the MODE Key once in the normal time display, and you will see that the stopwatch status is entered. Press the START key (right button) again to START the timing, you need to stop and press the START key again, and continue to press the START key again. Re-zero timing. When the stopwatch stops, press the SPLIT Key (left key) to return to zero and re-time.

2 alarm time setting: in the normal time display, press the secondary MODE key to see the alarm time setting state, and then press the START key (right-click) continuously to START the adjustment, press the SPLIT Key (left key) to transfer the points.

3 time setting: in the normal time display, press the MODE Key three times, you will see the number of seconds flashing, press the SPLIT Key (left key), you will see the score flashing, then press the START key (right-click) to adjust the score. Press the SPLIT Key (left key) to see the hours flashing. Then press the START key (right-click) to adjust the hours, press the SPLIT Key (left key) to see the number of days flashing, and then press the START key (right key) to adjust the number of days. After the number of months and weeks are adjusted, press the MODE Key to exit.

Two recording methods of stopwatch: in stopwatch mode, press the start button on the right first and then press the pause button on the left. This is the first time and then press the start button on the right. At this time, the stopwatch time will not move or the first time, but it is already in timing and then press the pause button on the left is the second time.