The watch includes a stopwatch that can time events down to 1/100 of a second, and features a 24-hour capacity, split time, and 1st-2nd place times, as well as a countdown timer with a 24-hour capacity. Other timekeeping features include four daily alarms (with one snooze alarm), hourly time signal (which can be turned off), and 12/24-hour formats. This watch also offers a ±30-second accuracy per month, Afterglow backlighting, Auto Calendar (pre-programmed until the year 2039), and water resistance to 165 feet (50 M) -- offering protection from accidental splashes as well suitable for swimming, snorkeling, and light recreational diving. It has a battery life of up to 10 years.