CASIO G-Shock DUO Mudmaster Twin Sensor Brown GG1000-1A5

• Accuracy: ±15 seconds per month

5 daily alarms (with 1 snooze alarm)
Hourly time signal

• Low battery alert

• Full auto-calendar (to year 2099)

LED backlight (Super Illuminator)
Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow

• Button operation tone on/off

12/24-hour format
Regular timekeeping:
Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)
Digital: Hour, minute, second, pm, month, date, day

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

Countdown timer
Measuring unit: 1 second
Countdown range: 60 minutes
Countdown start time setting range: 1 minute to 60 minutes (1-minute increments)

World time
31 time zones (48 cities + coordinated universal time), daylight saving on/off