Garmin Descent MK1 Quick Start Manual

surface display, in-dive, and
post-dive.
Single-Gas: Allows you to
dive with a single gas
blend.
Multi-Gas: Allows you to
configure multiple gas
blends and switch gases
during your dive. This
mode supports one
bottom gas, and up to
five additional gases for
decompression or
backup.
NOTE: Backup gases are
not used in no-
decompression limit
(NDL) and time to surface
(TTS) decompression
calculations until you
activate them during a
dive.
Gauge: Allows you to dive
with basic bottom timer
features.
NOTE: After diving in
gauge mode, the device
can only be used in
gauge or apnea mode for
24 hours.
Apnea: Allows you to free
dive with apnea-specific
dive data. This mode has
a higher data refresh
rate.
Apnea Hunt: Similar to the
Apnea dive mode, but
Quick Start Manual 11

Garmin Descent MK1 Specifications

General

Shape	Round
Band size	One Size
Band color	Black
Band material	Titanium
Lens material	Sapphire
Product color	Black, Blue
Water resistance	10 ATM
Waterproof up to	100 m
Market positioning	Sport watch
Protection features	Water resistant
Watch case material	Carbon fiber Reinforced Polymer (CFRP)
Barometric altimeter	Yes
Recommended activity	Cycling, Diving, Running, Swimming
Heart rate data transfer	Bluetooth/ANT+
Display diagonal	1.2 \
Display diameter	30.4 mm
Display resolution	240 x 240 pixels
Height	17.8 mm
Battery life	21 day(s)
Battery type	Built-in battery
Battery life (GPS mode)	20 h
Battery life (UltraTrac mode)	30 h
Quantity per pack	1 pc(s)

Weight and Dimensions

Width	51 mm
Weight	145 g