Casio HDC600 Mens Watch with 30 Page Databank Features: 30 page databank: 10 year battery Auto-sort function 50 meter water resistant Analog digital combination World Time Daylight-saving time on/off LED light with afterglow 1/100 second stopwatch Measuring capacity: 23:59'59.99" Measuring mode: Elapsed time, split time, 1st-2nd place times Countdown timer: Input range: 1 minute to 24 hours Unit: 1 second 3 daily alarms (1 with snooze) Hourly time signal Digital: Hour, minutes, seconds, am/pm, month, date, day Auto-calendar (pre-programmed until the year 2099) 12/24-hour formats Black Resin Band