Case / bezel material: Resin / Stainless steelResin BandMineral GlassShock Resistant200-meter water resistanceElectro-luminescent backlight Auto light switch, afterglowe-DATA MEMORY Memory capacity: Up to 40 records for Internet access codes and other data (when there are 7 characters per record), actual number of records depends on the number of characters per record Other: PasswordWorld time 29 time zones (27 cities), city code display, daylight saving on/off1/100-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 Unit: 1 second Other: Auto-repeatMulti alarms 5 independent multi alarms (4 one-time alarms and 1 snooze alarm) Others: Schedule text (8 characters); pre-alarmsHourly time signalAuto-calendar (to year 2039)12/24-hour formatRegular timekeeping: Hour, minutes, seconds, am/pm, month, date, dayAccuracy: ±15 seconds per monthApprox. battery life: 10 years on CR2025 
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