Specifications
Battery type
Rechargeable, built-in lithium-ion battery
Water rating
10 ATM
1
Dive (EN 13319)
2
Decompression model
Bühlmann ZHL-16C
Depth sensor
Accurate from 0 m to 100 m (0 ft. to 328 ft.) complying with EN 13319
Resolution (m): 0.1 m until 99.9 m, 1 m at 100 m
Resolution (ft.): 1 ft.
Inspection interval
Inspect parts before each use for damage. Replace parts as needed.
3
Operating and storage temperature
range
From -20º to 60ºC (from -4º to 140ºF)
Underwater operating temperature
range
From 0º to 40ºC (from 32º to 104ºF)
USB charging temperature range
From 0º to 45ºC (from 32º to 113ºF)
Solar charging temperature range
From 0º to 60ºC (from 32º to 140ºF)
Wireless frequencies
2.4 GHz @ 0 dBm maximum
13.56 MHz @ -30 dBm maximum
Battery Life Information
The actual battery life depends on the features enabled on your watch, such as activity tracking, wrist-based
heart rate, phone notifications, GPS, internal sensors, and connected sensors (
Tips for Maximizing the Battery
).
Mode
Descent G1 Battery Life Descent G1 Solar Battery Life
Smartwatch mode with activity tracking and
24/7 wrist-based heart rate monitoring
Up to 21 days
Up to 21 days/124 days with solar
4
GPS mode
Up to 26 hours
Up to 26 hours/39 hours with solar
5
Max. battery GPS mode
Up to 56 hours
Up to 56 hours/205 hours with solar
5
Expedition GPS mode
Up to 27 days
Up to 27 days/unlimited with solar
4
Battery saver watch mode
Up to 48 days
Up to 48 days/unlimited with solar
4
Dive mode
Up to 25 hours
Up to 25 hours
1
The device withstands pressure equivalent to a depth of 100 m. For more information, go to
2
Designed to comply with CSN EN 13319.
3
Aside from normal wear and tear, performance is not affected by aging.
4
All-day wear with 3 hr./day outside in 50,000 lux conditions.
5
With use in 50,000 lux conditions.
94
Device Information
