Digital Display Black Resin Band Dual Time With 5 Alarms Men's Watch AE-1600H-1AV 49.7MM

Case size (L× W× H) icon-question 54.1 × 49.7 × 15.9 mm Weight icon-question 52 g Case and bezel material Resin Band Resin Band Water resistance 100-meter water resistance Power supply and battery life Approx. battery life: 10 years on CR2032 Exterior Glass Resin Glass Compatible band size 145 to 215mm Watch Features World time Dual time Stopwatch 1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Timer Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Other: Auto-repeat Alarm/hourly time signal Hourly time signal 5 multi-function alarms (with 1 snooze alarm) Light LED backlight Afterglow Light color LED:Amber Calendar Full auto-calendar (to year 2099) Accuracy Accuracy: ±30 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, month, date, day