Casio AE-2100WD-1A

Features
10-YEAR BATTERY LIFE
• 200-meter water resistance
• World map for World time
• Multi home time (4 cities)
• 5 daily alarms
• Countdown timer
• 1/100-second stopwatch
• LED light
Specifications
Case / bezel material: Resin / Stainless steel
Resin Band
Mineral Glass
200-meter water resistance
LED light
Selectable illumination duration, afterglow
Multi Time (4 different cities)
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: 23:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown timer
Measuring unit: 1/10 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
5 daily alarms or one-time alarms
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping
Digital: Hour, minute, second, pm, month, date, day
Accuracy: ±30 seconds per month
Approx. battery life: 10 years on CR2025
Size of case / Total weight
Size of case : 52.2×47.7×16mm
Total weight : 60g