Power Manager Settings
From the Garmin Connect app, select
> Garmin Devices, select your device, and select Power Manager.
Battery Saver: Reduces LED brightness and disables heart rate, start activity, auto activity detection, and pulse oximeter settings to extend battery life.
Low Battery Alert: The device vibrates and the LED flashes
(red) when the battery level is low (Checking the Battery Level).
Battery Fully Charged Alert: The device vibrates and the LED flashes
(green) when the battery is fully charged.
Battery Status: When enabled, you can tap the device twice to view the the battery level (Module Status LED).