Battery Information

The actual battery life depends on the features enabled on your device, such as activity tracking, wrist-based heart rate, smartphone notifications, GPS, internal sensors, and connected sensors.


Descent™ Mk2i Battery Life

Smartwatch mode with activity tracking and 24/7 wrist-based heart rate monitoring

Up to 16 days


Up to 48 hr.

GPS mode with streaming music

Up to 15 hr.

Max. battery GPS mode

Up to 96 hr.

Expedition GPS mode

Up to 35 days

Battery saver watch mode

Up to 50 days

Dive mode without a Descent T1 transmitter

Up to 80 hr.

Dive mode with a Descent T1 transmitter

Up to 32 hr.

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