Expedition - Huawei WATCH 3 Series Manual

The Calculate NDL tool helps you quickly calculate the maximum time you can spend at a
certain depth without having to take any decompression stops while surfacing, during
recreational dives. To use this tool:
1
Touch Calculate NDL, swipe up or down on the screen to select Gas, and touch Next.
2
Swipe up or down on the screen to select Start dive, and touch OK. You can view the
respective NDL for different depths.
Touch Check precision, select Dive depth, and view the NDL for the chosen depth.
Calculate decompression
•
The Calculate decompression tool estimates the gas consumption, and depths and durations
of decompression stops before a technical dive. This makes it easy for you to plan your dives
and adjust any relevant parameters.
1
Touch Calculate decompression, confirm the settings such as Gas and GF, and touch
Next.
2
Set Start dive, Dive depth, Bottom time, and Gas consumption in sequence, and
confirm the settings. You'll then be able to view the decompression calculation results.
Apnea training
•
Once Apnea training is enabled, the watch will remind you to breathe and hold your breath
according to a customized training table, and record your heart rate and SpO2 data during
the training session.
Touch Apnea training, and follow the onscreen instructions to begin the training session.
Apnea test
•
Before an apnea test, adjust your breathing, and the watch will remind you to start the
apnea test. During the test, breath-holding duration, real-time heart rate, and SpO2 data will
be provided.
Touch Apnea test, and follow the onscreen instructions to start the test. During the apnea
test, press the Down button to record Diaphragm contraction.
Diving terms
Click on Fitness terminology to see more diving terms.

Expedition

When you're on an outdoor expedition, you can mark your locations and use these marked
locations to find your way back. You can also use the watch to get key data like altitude and
SpO2.
The Expedition mode will be supported via OTA updates.
Settings
1
On the watch face screen, press the Assist button on the watch to access the Expedition
screen.
Outdoor Exploration
8