Casio W218H Series Digital Watch 50M WR Second Stopwatch 100 Sec Chronograph LED Backlight Countdown Timer Daily Alarm Hourly Chime 7 Modern Men's

It's water resistant to 50m, making it safe for light water activities. The 1/100-second stopwatch (chronograph) function measures elapsed and split (1st, 2nd place) times with an accuracy of up to 59 feet 60 inches. The included CR2016 model has an estimated lifespan of 7 years. The autocalendar is set to always keep time on time, and the date display is set to include February 28th. Casio module # 3224.