Moon Data Analog Tide Graph Temperature measurement ISO764 class magnetic resistance Close Specifications Open Mineral Glass Magnetic Resistant Shock Resistant 200-meter water resistance Case / bezel material: Resin Resin Band LED light Auto light switch, selectable illumination duration, afterglow Thermometer Display range: 10 to 60C (14 to 140F) Display unit: 0.1C (0.2F) World time 29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping Moon data (moon age of the specific date, moon phase graph) Tide graph (tide level for specific date and time) 1/100-second stopwatch Measuring capacity: 999:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) 5 daily alarms (with 1 snooze alarm) Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (tide level) Digital: Hour, minute, second, pm, month, date, day Accuracy: 15 seconds per month Approx. battery life: 3 years on SR927W 2 Size of case:55 x 51.2 x 16.9mm Total weight: 69 g LED:Amber