Specifications :

Mineral Glass
Shock Resistant
200-meter water resistance
Case / bezel material: Resin
Resin Band
Electro-luminescent backlight
Selectable illumination duration, afterglow
Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer progress beeper, and stopwatch auto start
29 time zones (48 cities), city code display, daylight saving on/off
3 multi-function alarms (with 1 snooze alarm)
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping: Hour, minute, second, pm, year, month, date, day
Accuracy: ±30 seconds per month 

1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Other: 5-second countdown auto start

Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Others: Auto-repeat, progress beeper on/off

Approx. battery life: 5 years on CR2016
Size of case/total weight: 49.1 X 45 X 13.5 mm/46.8 g