Casio AQW-100-1AV Mens Analog Digital Sports Watch TIDE GRAPH World Time CASE SILVER · Daylight Saving Time /

· Daylight Saving Time / Standard Time

frequency: 40kHz / 60kHz (Fukushima/Kyushu compatible model)

split times and final time are measured with an accuracy of hundredths of a second

Estimated battery life: 3 years (using SR726W x 2)

30 seconds Per Month

Casio AQW-100-1AV Mens Analog Digital Sports Watch TIDE GRAPH World Time CASE SILVER · Daylight Saving Time /1 100 second stopwatchMeasuring capacity: 23: 59'59. 99"Measuring modes: Elapsed time, split time, 1st 2nd place times 12 24 hour format Accuracy: 30 seconds per month Approx. battery life3 years on SR927W x 2 Full auto calendar (to year 2099) Button operation tone on off Countdown timerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 minute to 24 hours (1 minute increments and 1 hour increments)Other: Auto