Marine series watch features a 40mm by 13mm thick stainless steel case, black resin band that fits up to an 7 1/4 wrist, pink digital and analog dial with simple numerals. This shock resistant watch also comes with these great features - water resistance up to 100 meters, LED light with afterglow, World time in 29 time zones (48 cities), city code display, daylight saving on/off. Countdown timer, measuring unit: 1 Second, measuring capacity: 60 minutes, countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments), also has auto-repeat, time-up alarm. 1/100 second stopwatch with a measuring capacity: 59'59.99", measuring modes: Elapsed time, split time, 1st-2nd place times. Hourly time signal, 5 independent daily alarms with 3 alarm patterns, button operation tone on/off, 00-second animation on/off, auto calendar (pre-programmed until the year 2099), 12/24 Hour Formats, accuracy: +/- 30 seconds per month. Battery SR726W x 2 NO BOX