G-Shock MRG-8100B-1A - Manual (Page 5)

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Warning!
Do not use this watch while scuba
diving (aqualung).
This watch is not a diving watch. • •
Improper use of this watch can lead to
serious accident.
Battery
Whenever removing the button type battery, take care to ensure
that the battery is not swallowed accidentally.
Special care is required where young children are present.
Keep batteries out of the reach of small children. Should a battery
ever be swallowed accidentally, contact a physician immediately.