Case / bezel material: resin Resin band Resin glass 50m water resistance LED Backlight Afterglow Flash alert - flashes with buzzer that sounds for alarms, hourly time signals 1/100 second stopwatch Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Multi function alarm Hourly time signal Full Auto-calendar (to year 2039) 12/24 hour formats Regular timekeeping: hour, minute, second, pm, month, date, day Accuracy: +/-30 seconds per month Approx. battery life: 3 years on CR2016 Size of case 38.9 x 35 x 9.4mm Close
