World Time38 time zones (38 cities + Coordinated Universal Time), city name display, daylight saving on/off, auto summer time (DST) switching, Home city/World time city swapping Stopwatch1/100-second stopwatchMeasuring capacity:00'00''00~59'59''99 (for the first 60 minutes)1:00'00~23:59'59 (after 60 minutes)Measuring unit:1/100 second (for the first 60 minutes)1 second (after 60 minutes)Measuring modes: Elapsed time, lap/split time TimerCountdown timerMeasuring unit: 1 secondCountdown range: 60 minutesCountdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments) Alarm/Hourly Time Signal5 daily alarmsHourly time signal LightDouble LED lightLED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) Light ColorLED: White CalendarFull auto-calendar (to year 2099) Mute FeatureButton operation tone on/off Energy Saving FeaturePower Saving (display goes blank to save power when the watch is left in the dark) Battery Display/AlertBattery level indicatorRun time:7 months on rechargeable battery (normal use without exposure to light after charge)18 months on rechargeable battery (stored in total darkness with power save function on after full charge) AccuracyAccuracy: ±15 seconds per month (with no mobile link function) Other FeaturesHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents)12/24-hour formatDate/month display swappingDay display (days of the week selectable in six languages) Regular TimekeepingAnalog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode)Digital: Hour, minute, second, pm, month, date, day Date Bracelet Fixed World Time38 time zones (38 cities + Coordinated Universal Time), city name display, daylight saving on/off, auto summer time (DST) switching, Home city/World time city swapping Stopwatch1/100-second stopwatchMeasuring capacity:00'00''00~59'59''99 (for the first 60 minutes)1:00'00~23:59'59 (after 60 minutes)Measuring unit:1/100 second (for the first 60 minutes)1 second (after 60 minutes)Measuring modes: Elapsed time, lap/split time TimerCountdown timerMeasuring unit: 1 secondCountdown range: 60 minutesCountdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments) Alarm/Hourly Time Signal5 daily alarmsHourly time signal LightDouble LED lightLED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) Light ColorLED: White CalendarFull auto-calendar (to year 2099) Mute FeatureButton operation tone on/off Energy Saving FeaturePower Saving (display goes blank to save power when the watch is left in the dark) Battery Display/AlertBattery level indicatorRun time:7 months on rechargeable battery (normal use without exposure to light after charge)18 months on rechargeable battery (stored in total darkness with power save function on after full charge) AccuracyAccuracy: ±15 seconds per month (with no mobile link function) Other FeaturesHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents)12/24-hour formatDate/month display swappingDay display (days of the week selectable in six languages) Regular TimekeepingAnalog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode)Digital: Hour, minute, second, pm, month, date, day