• LED light
Afterglow
• 30 Telememo pages
8 letters and 16 numerals per page
Other: Auto-sort
• World time
29 time zones (30 cities), daylight saving on/off
• 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: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
• Daily alarms
3 independent daily alarms (2 one-time alarms and 1 snooze alarm)
• Hourly time signal
• Auto-calendar (to year 2099)
• 12/24-hour format
• Regular timekeeping
Analog: 2 hands (Hour, minute)
Digital: Hour, minutes, seconds, am/pm, month, date, day
• Accuracy: ±30 seconds per month
• Approx. battery life: 10 years on CR2025
• Size of case/total weight
AW-81D : 46.2 X 38.6 X 14.1 mm / 85 g