Casio TRT110H-1AV Digital Watch

Heavy duty design with Mud resistant features and 100 meter water resistant. Additional features include super illuminator and vibration alarm. Case size (Lx; Wx; H) 51.3 x; 48.4 x; 15 mm Weight 51 g Case and bezel material Resin Band Resin Band Construction Mud Resistant Water resistance 100-meter water resistance Power supply and battery life Approx. battery life: 10 years on CR2032 Glass Resin Glass 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 Other: 5-second countdown auto start Timer Countdown timer Measuring unit: 1/10 second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Alarm/hourly time signal Daily alarm, selectable flash alert/vibration alert Hourly time signal Light LED backlight (Super Illuminator) Afterglow Light color LED:White Calendar Full auto-calendar (to year 2099) Mute feature Button operation tone on/off Accuracy Accuracy: 30 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, month, date, day