Specifications Case / bezel material: Resin / Stainless steel Resin Band Mineral Glass 200-meter water resistance LED lightSelectable illumination duration (1.5 seconds or 3 seconds), afterglow Multi Time (4 different cities) World time31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping 1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timerMeasuring unit: 1/10 secondCountdown range: 24 hoursCountdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) 5 daily alarms or one-time alarms Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeepingDigital: Hour, minute, second, pm, month, date, day Accuracy: ±30 seconds per month Approx. battery life: 10 years on CR2025
