Accuracy
±30 seconds per month
Alarm hourly time signal
3 daily alarms (with 1 snooze alarm) | Hourly time signal
App connectivity feature
https://www.casio.com/mea-en/watches/casio/product.AMW-880-1AV/
Calendar
Full auto-calendar (to year 2099)
Case and bezel material
Stainless steel
Case size l w h
51.9 × 47 × 12 mm
Compatible band size
145 to 215 mm
Light
LED light | Afterglow
Other features
Telememo: up to 30 records | 12/24-hour format | Analog 2 hands + digital timekeeping
Power supply and battery life
10 years
Stopwatch
1/100-second stopwatch; capacity 23:59'59.99''; elapsed/split/1st-2nd place
Timer
Countdown timer; 24 hours; 1 second
Water resistance
50-meter water resistance
World time
29 time zones (30 cities), DST on/off