Accuracy Accuracy: ±15 seconds per month Alarm/hourly time signal 5 alarms (daily or one-time)Hourly time signal Calendar Full auto-calendar (to year 2099) Flash alert feature Flash alertFlashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm Light LED backlightAuto light switch, selectable illumination duration, afterglow. Mute feature Button operation tone on/off Other features 12/24-hour formatRegular timekeeping:Hour, minute, second, pm, month, date, day Stopwatch 1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place times Timer Countdown timerMeasuring unit: 1/10 secondInput range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) World time Multi Time (4 different cities)World time31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
