Battery Information; Descent T1 Specifications; Data Management - Garmin DESCENT MK2I Owner's Manual

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.
Mode
Smartwatch mode with activity tracking and 24/7 wrist-based heart rate moni­
toring
GPS+GLONASS mode
GPS mode with streaming music
Max. battery GPS mode
Expedition GPS mode
Battery saver watch mode
Dive mode without a Descent T1 transmitter
Dive mode with a Descent T1 transmitter

Descent T1 Specifications

Battery
Battery life
Thread type
Normal operating temperature
Underwater operating temperature
Storage temperature
Wireless frequency
Surface transmission range (ANT wireless tech­
nology)
Underwater transmission range (sonar)
Water rating
Pressure rating
Inspection interval

Data Management

NOTE: The device is not compatible with Windows 95, 98, Me, Windows NT
1
The device withstands pressure equivalent to a depth of 110 m. For more information, go to garmin.com/waterrating.
2
Aside from normal wear and tear, performance is not affected by aging.
128
3 V CR123A lithium
Up to 100 hr.
7
/ in. (20 UNF)
16
From -20 to 60°C (from -4 to 140°F)
From 0 to 40°C (from 32 to 104°F)
From -30 to 70°C (from -22 to 158°F)
2.4 GHz @ 0 dBm
Up to 10 m (33 ft.)
Up to 10 m (33 ft.)
1
11 ATM
300 bar (4351 psi)
Inspect parts before each use for damage. Replace
2
parts as needed.
, and Mac
®
Descent Mk2i Battery Life
Up to 16 days
Up to 48 hr.
Up to 15 hr.
Up to 96 hr.
Up to 35 days
Up to 50 days
Up to 80 hr.
Up to 32 hr.
OS 10.3 and earlier.
®
Device Information