How to turn off the vibrating alert of alarms?

1.       When an alarm is set successfully, the watch will vibrate to remind you when the time comes.

2.       Tap the "Z" button on the bottom of the screen or press the physical button on the watch once to stop the vibration, then an alert is given once every 10 minutes.

3.       If you need to turn off the alarm, press and hold button while the alarm is giving an alert to turn off the alarm.