Satisfy both your practical and adventurous sides with an oversized case design that stands up to hard use. Featuring a large bezel and raised dial, these watches deliver a sturdy and robust design that is very easy to read. Water resistance up to 100 meters and leave you free to focus on more exciting things. Handy alarm, timer, and world time keep you on track all day long. Basic InformationBand: Resin BandCase and bezel material: ResinCase size (L× W× H): 53.3 × 52.2 × 16.8 mm Power supply and battery lifeApprox. battery life: 10 years on CR2025Water resistance: 100-metre water resistanceWeight: 58 g ExteriorCompatible band size: 145 to 215 mmGlass: Resin Glass Watch FeaturesAccuracy: ±30 seconds per monthAlarm/hourly time signal3 daily alarms (with 1 snooze alarm)Hourly time signal CalendarFull auto-calendar (to year 2099) Other featuresTelememoMemory capacity: Up to 30 sets of data, with 8-character name and 16-digit telephone numberOthers: Remaining memory screen, auto-sort12/24-hour formatRegular timekeeping:Analog: 2 hands (hour, minute; hands move every 20 seconds)Digital: Hour, minute, second, am/pm, month, date, day Stopwatch1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place times TimerCountdown timerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) World timeCurrent time in 30 cities (29 time zones), daylight saving on/off Warranty: 2 Year International Manufacturer's Warranty