Casio Men Watch Digital Sports Gear , Case / bezel material: Resin , Resin Band , 100-meter water resistance , Approx. battery life: 10 years on CR2025 , Resin Glass , World time , Dual time , Stopwatch - 1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~99:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, lap/split times Memory capacity: Up to 60 records (data number, measurement start month, date, day, lap/split times, lap/split number) 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) Others: Auto-repeat . Alarm/hourly time signal , 3 multi-function alarms (with 1 snooze alarm), Hourly time signal , Light - LED light Selectable illumination duration (1.5 seconds or 3 seconds), afterglow, Light color - LED:Amber , Calendar , Full auto-calendar (to year 2099) , Button operation tone on/off , Accuracy: ±30 seconds per month , 12/24-hour format , Regular timekeeping: Hour, minute, second, am/pm, month, date, day . Case size (L× W× H) - 47.2 × 44.5 × 13.4 mm . Weight - 43 g .