Casio Illuminator Daily Alarm Chronograph Digital Stopwatch - Blue

Product Details Feature Details Case size (L× W× H) 44.4 × 43.2 × 10.8 mm Weight 37 g Case and bezel material Resin Band Resin Band Water resistance 50-meter water resistance Power supply and battery life Approx. battery life: 7 years on CR2016 Stopwatch 1/100-second stopwatchMeasuring capacity: 59'59.99"Measuring modes: Elapsed time, split time, 1st-2nd place times Alarm/hourly time signal Daily alarmHourly time signal Light LED backlight Light color Amber Calendar Auto-calendar (set at 28 days for February) Accuracy Accuracy: ±30 seconds per month Other features 12/24-hour formatRegular timekeeping: Hour, minute, second, pm, date, day