Shock Resistant 100M Water Resistant EL Backlight with Afterglow World Time 29 time zones (48 cities), city code display, daylight saving on/off 4 Daily Alarms and 1 Snooze Alarm Hourly Time Signal 1/100 Second Stopwatch Measuring capacity: 59'59.99"

Shock Resistant 100M Water Resistant EL Backlight with Afterglow World Time 29 time zones (48 cities), city code display, daylight saving on/off 4 Daily Alarms and 1 Snooze Alarm Hourly Time Signal 1/100 Second Stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown Timer Measuring unit: 1 second Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Full Auto Calendar (pre-programmed until the year 2099) 12/24 Hour Formats Button operation tone on/off Accuracy: /-30 seconds