LED illumination and Auto light switch.
Case / bezel material: Resin / Aluminum
Resin Band
Mineral Glass
Shock Resistant
200-meter water resistance
LED Backlight (Super Illuminator)
Countdown timer
Auto light switch, selectable illumination duration, afterglow.
Measuring unit: 1/10 second
Flash alert
Countdown range: 24 hours
Flashes with buzzer that sounds for alarms, countdown timer (time up), hourly time signal
Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
Multi Time (4 different cities)
5 daily or one-time alarms
World time
Hourly time signal
31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
Full auto-calendar (to year 2099)
1/100-second stopwatch
12/24-hour format
Measuring capacity: 23:59'59.99''
Button operation tone on/off
Measuring modes: Elapsed time, split time, 1st-2nd place times
Regular timekeeping: Hour, minute, second, pm, month, date, day
Accuracy: ±15 seconds per month
Approx. battery life: 3 years on CR2016
Size of case : 55.1x52.5x16.3mm
Total weight : 69g 
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