LED lightSelectable illumination duration (1.5 seconds or 3 seconds), afterglow

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 timekeepingAnalog: 2 hands (hour, minute (hand moves every 20 seconds))Digital: Hour, minute, second, pm, month, date, day

Accuracy: ±30 seconds per month

Approx. battery life: 5 years on CR2016