10-year battery life• Dual time• 1/100-second stopwatch• 50-meter water resistanceResin Glass 50-meter water resistance Case / bezel material: Resin Resin Band LED backlightAfterglow Dual time 1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place
10-year battery life• Dual time• 1/100-second stopwatch• 50-meter water resistanceResin Glass 50-meter water resistance Case / bezel material: Resin Resin Band LED backlightAfterglow Dual time 1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place times Daily alarm Hourly time signal Auto-calendar (to year 2099) 12/24-hour format Regular timekeeping: Hour, minutes, seconds, pm, month, date, day Accuracy: ±20 seconds per month Approx. battery life: 10 years on CR2016 Size of case/total weight: 46.5 X 40.9 X 11.8 mm/33 g LED:Umber