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Other Information
This section provides non-operational
information you also need to know. Refer to
this information as required.
Summer Time Switching
Connecting with a Phone to Switch
●
After the watch is connected with a phone,
summer time switching of Home City time and
World Time is performed in accordance with
the EDIFICE Connected setting (Auto/ON/
OFF) as described below.
Auto :
After the watch is connected with a phone,
summer time is displayed for the current
location time or World Time when it is within
the summer time period. Otherwise standard
time is displayed.
ON :
The watch always displays summer time.
OFF :
The watch always displays standard time.
Auto Summer Time Switching
●
When the watch is connected to a phone, it is
sent summer time period information for your
Home City. If there is a World Time City
specified with EDIFICE Connected,
information for that city will also be sent. If the
EDIFICE Connected summer time setting is
"Auto", the watch will keep track of the summer
time period and perform summer time
switching automatically, even if it is not
connected with the phone.
Supported Phones
For information about phones that can
connect with the watch, visit the CASIO
website.
https://world.casio.com/os_mobile/wat/
Operation Guide 5639
Specifications
Accuracy at normal temperature :
±15 seconds per month average when time
adjustment by communication with a phone is
not possible.
Timekeeping :
Hour, minute (10-second hand movement),
second, day, day of the week, Full Auto
Calendar (2000 to 2099)
Dual Time :
Hour, minute, 24-hour
Stopwatch :
Measuring unit: 1 second
Measuring capacity: 23:59'59" (24 hours)
Measurement Functions:
Normal elapsed time measurement,
flyback timing
Direct Start
Starts stopwatch elapsed time
measurement from the Calendar
Mode.
Alarm :
Setting units: Hours, minutes
Beeper: 10 seconds
Mobile Link :
Auto Time Correction
Time setting adjusted automatically at
preset time.
One-touch Time Correction
Manual connection and time adjustment
Phone finder
Watch operation sounds the alert sound
of the phone.
Stopwatch data transfer
200 measured data records
(measurement time, lap time)
World Time
Current time for a selection of
approximately 300 cities
Home Time/World Time swapping
Auto summer time setting
Automatic switching between standard
time and summer time.
Alarm Settings
Hand alignment correction
Data Communication Specifications
Bluetooth
®
Frequency Band: 2400MHz to 2480MHz
Maximum Transmission: 0 dBm (1 mW)
Communication range: Up to 2 meters
(depends on environment)
Other :
Power Saving, Low Battery Alert
Power Supply :
Solar panel and one rechargeable battery
Approximate Battery Life :
Approximately 5 months
Conditions
Not exposed to light under the conditions
below.
Auto Time Adjustment: 4 times/day
Alarm: Once (10 seconds)/day
Power Saving: 6 hours/day
Specifications are subject to change without
notice.
Mobile Link Precautions
Legal Precautions
●
This watch complies with or has received
●
approval under the radio laws of various
countries and geographical areas. Using
this watch in an area where it does not
comply with or has not received approval
under applicable radio laws may be a
criminal offense. For details, visit the CASIO
Website.
https://world.casio.com/ce/BLE/
Use of this watch inside of aircraft is
●
restricted under the aviation laws of each
country. Be sure to follow the instructions of
airline personnel.
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