SUUNTO Gekko - Manual (Page 60)

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- The quality of the battery (some lithium batteries may exhaust unexpect-
edly, which cannot be tested in advance).
- The time the dive computer has been stored until it gets to the customer.
The battery is installed into the unit at the factory.
NOTE!
Low temperature or an internal oxidation of the battery may cause the
battery warning even though the battery has enough capacity . In this case, the
warning usually disappears when the Dive Mode is activated again.