eufy Smart Safe S10 has a Left Open Alarm function that is designed to remind the user if the Smart Safe remains open after a set period of time by repeatedly sounding an audible beeping alarm.

In order to enable the Left Open Alarm function, please follow the steps below:

1. Launch the eufy Security app.
2. Select the Smart Safe.
3. Smart Safe Settings.
4. Left Open Alarm.
5. Enable the Left Open Alarm function.

After enabling the Left Open Alarm function, please make sure to configure the following settings:

• Set a time period between 30 to 120 seconds.

If you have any further questions regarding eufy Smart Safe S10, please contact us for assistance.