Case / bezel material: ResinResin BandResin Glass50-meter water resistanceLED backlight AfterglowDual time1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place timesCountdown timer Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Unit: 1 second Other: Auto repeatMulti-function alarms 5 independent multi-function alarms (4 one-time alarms and 1 snooze / one-time alarm) Alarm type: Daily alarm, date alarm, 1-month alarm, monthly alarmHourly time signalFull auto-calendar (to year 2099)12/24-hour formatRegular timekeeping: Hour, minute, second, pm, month, date, dayAccuracy: ±30 seconds per monthApprox. battery life: 10 years on CR2025 
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