1. When the watch displays normally, press the M key: press once for the stopwatch function, press twice for the alarm setting, and press three times for the time calendar setting. L=LIGHT, M=MODE, S=START, R=RESET.

2. When the time is displayed normally, press the S key to display the date, and press the R key to display the alarm time.

3.12/24 hour status setting: During normal display, press the M key 3 times to enter the time adjustment state, and then press the R key again
Enter the hour adjustment state twice, and then press the S key again to adjust the 12/24 hour format. After setting, press M key again
1 time to return to normal time display. P or PM stands for afternoon (12-hour clock), and H stands for 24-hour clock.

4. Time setting: During normal display, press the M key 3 times to enter the time adjustment state. Flashes for seconds, then press the S key again.To calibrate the seconds, press the R key again. The minutes will flash. Press the S key to calibrate the minutes. In the same way, press the R key to adjust the hour, date, month, and week status respectively. After flashing, press the S key to adjust. After all adjustments are completed, press the M key again to return to the normal display state.

5. Alarm clock setting: In the normal display state, press the M key twice to adjust to the alarm state, then press the S key to adjust the hour. After the adjustment, press the R key once again, then press the S key to adjust the minute. After setting, press the M key. Return to normal display state.

6. Alarm clock switch setting: Press and hold the R key, and then press the S key at the same time to select the alarm clock on/off, and the alarm clock is on.
There is an alarm symbol displayed from time to time. When the alarm is ringing, press the S key to temporarily stop it, and press the R key to turn off the alarm directly.

7. Hourly reminder setting: Press and hold the R key and press the M key at the same time to turn on/off the hourly reminder function.
When the hourly reminder is turned on, all days of the week will be displayed. When the hourly reminder is turned off, all days of the week will not be displayed.

8. How to use the stopwatch: Press the M key once to enter the stopwatch function in the normal display state, and then press the S key to start the stopwatch.
After pressing the S key once, the stopwatch stops and the value is displayed. Press the R key to clear the value. Press the M key to return to normal display time.

9. Night light: When you press the L key, the light will be lit. Pressing the light for a long time will consume a lot of power.

10. Please tear off the screen protector before use so it will look clearer.

11. This watch is: waterproof for daily use, can be washed by hands, and can be exposed to rain. It cannot be worn for swimming or bathing. Keep the watch as dry as possible, which will extend the service life of the watch.