You can calibrate this feature to be specific to a chosen coast line and even input a date in the future to get readings in advance
Accuracy: ±30 seconds per month
Accuracy: ±15 seconds per month (with no signal calibration)
Station name: JJY (Fukushima
Casio Digital AE-1300WH-2AV Digital 10-Yr Battery Resin You can calibrate this feature100M Water Resistant LED light with Afterglow World Time 29 times zones (48 cities), city code display, daylight saving on off Daily Alarm Hourly Time Signal Referee Timers 9 preset start timers: 10, 12, 15, 20, 25, 30, 35, 40, 45 minutes Measuring unit: 1 second Timer modes: Elapsed time, auto repeat *Measurement of elapsed time for up to 60 minutes after the countdown reaches zero 9 interval timers Measuring unit: 1 second Input range: 5955" (5