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

World time
29 time zones (27 cities + coordinated greenwich mean time), daylight saving on/off

1/100-second stopwatch
Measuring capacity: 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 to 60 minutes (1-minute increments)
Others: Auto-repeat, progress beeper

5 daily alarms (with 1 snooze alarm)

Hourly time signal

Full auto-calendar (to year 2039)

12/24-hour format

Regular timekeeping
Analog: 2 hands (hour, minute (hand moves every 20 seconds))
Digital: Hour, minute, second, pm, month, date, day

Accuracy: ±15 seconds per month

Approx. battery life: 3 years on CR1220