Specifications
Accuracy at normal temperature:
±15 seconds per month average when time adjustment by time calibration signal reception or by communication with a phone is not possible.
Timekeeping:
Hour, minute, second, day (2000 to 2099 full auto calendar), day of the week
Signal Receive Functions:
GPS signals: Auto Receive, manual receive
Time calibration signal: Auto Receive
Auto transmitter selection (for JJY, MSF/DCF77)
Receivable call signs:
JJY (40kHz/60kHz), BPC (68.5kHz), WWVB (60kHz), MSF (60kHz), DCF77 (77.5kHz)
Last reception result display
Automatic and manual switching between standard time and summer time.
World Time:
Current time in 39 time zones * and Coordinated Universal Time (UTC) time display, summer time auto switching
* Subject to updated by connection between the watch and a phone.
Mobile Link:
Auto Time Correction
Time setting adjusted automatically at preset time.
Auto Summer Time Switching
Automatic switching between standard time and summer time.
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)
Stopwatch:
Measurement unit: 1 second
Measuring capacity: 23:59’59” (24 hours)
Measurement function: Elapsed time
Timer:
Setting unit: 1 minute
Countdown range: 24 hours
Countdown unit: 1 second
Alarm:
Setting units: Hours, minutes
Other:
LED light; auto hand position correction; Power Saving; Low Battery Alert; Airplane Mode (disables data communication)
Power Supply:
Solar panel and one rechargeable battery
Battery operating time: Approximately 6 months
Conditions:
Not exposed to light under the conditions below.
GPS time information receive (approximately 10 seconds): 1 operation/2 days
GPS location information receive (approximately 45 seconds): 1 operation/month
Light: 1 operation/day
Alarm: 1 operation/day
Specifications are subject to change without notice.
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