Suunto D4f Black

GENERAL
Bezel material:
Stainless steel
Glass material:
Mineral crystal
Case material:
Composite
Strap material:
Elastomer
Weight
86 g / 3.03 oz
Water resistance
100 m (ISO 6425, EN 13319)
Battery life in time mode
2 years
Battery life 100 dives/year
1.5 years
Battery type
CR 2450
Time, date

Alarm clock
1 daily alarm
Dual time

Stopwatch timer

Languages
EN
Backlight
electro-luminescent
Configurable backlight
duration: off, 5, 10, 20, 30, 60 s
Display type
matrix
Display resolution
49 x 22
Battery indicator
low battery indicator
Metric and imperial units

CONNECTIVITY
Data transfer
USB cable
Connectivity (between devices)
inductive
Compatible with Suunto Movescount

Compatible with DM5

PHYSICAL SPECIFICATIONS
Operating temperature
0° C to +40° C / +32° F to +104° F
Storage temperature
-20 ° C to +50 ° C / -4° F to +122° F
DIVING FUNCTIONS
BASIC
Maximum operating depth (EN 13319)
100 m
Freedive

Dive time
0 to 999 min
Surface time
0 to 99 h 59 min
No fly time

Ascent time display
0 - 199 min (- - after 199)
Timer

Logbook memory
~140 h (20 s sampling rate)
Logbook bookmarks

Logbook sampling rates
1, 2, 5 s
Dive History
lifetime
FREEDIVING
Apnea timer (O2/CO2 tables)

Freedive number

Freedive day history

Freedive total history
lifetime
Depth notify
yes (5)
Surface time notify

Depth alarm

Dive time alarm

OUTDOOR FUNCTIONS
WEATHER
Temperature

Temperature display range
-20° C to +50° C (+/- 2° C) / -9° C to +122° F (+/- 3.6° F)
Temperature resolution
1° C / 1.5° F
TRAINING FUNCTIONS
SPEED AND DISTANCE
Chrono