GST-400G-1A9DR

LED light (Super Illuminator)
Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
World time
31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
1/100-second stopwatch
Measuring capacity: 999:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown timer
Measuring unit: 1 second
Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
5 daily 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
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (stopwatch indicator)
Digital: Hour, minute, second, pm, month, date, day
Accuracy: ±15 seconds per month
Approx. battery life: 3 years on SR927W×2
Size of case : 59.1×52.4×16.1mm
Total weight : 97g