Suunto Mosquito Instruction Manual page 44

Fig. 3.17. Decompression dive,
NOTE:
below floor. Upward pointing
arrow, blinking ASC TIME label
and an audible alarm tell you to
ascend. Minimum total ascent
time including safety stop is 7
minutes. Ceiling is at 3 m [10 ft]. WARNING
Fig. 3.18. Decompression dive, above floor.
Upward pointing arrow has disappeared and
ASC TIME label has stopped blinking, which
means that you are in the decompression range.
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