How to turn on the Ultra battery saver mode of the Redmi Watch 5 Lite?

The Redmi Watch 5 Lite supports the Ultra battery saver mode, which will optimize battery life by turning off non-essential features and notifications. This is particularly useful during extended periods when charging is not convenient.
To enable the Ultra battery saver mode, please refer to the following steps:
1. Open [Settings] on your watch by pressing the power button and navigating through the application list;
2. Scroll down and select the [Battery] option;
3. Toggle the [Ultra battery saver] switch to turn on the power-saving mode.