With full 200M WR, Shock Resistant, 24Hr stopwatch and countdown timer, standard issue never looked this good. Black resin band digital watch with black face. ----- Module 1659 •Shock Resistance •200M Water Resistance •Mineral Glass •Shock Resistant 200 Meter Water Resistant •Electro-Luminescent Backlight with Afterglow •Mineral Crystal •1/100 second stopwatch Measuring capacity: 23:59`59.99" Measuring mode: elapsed time, split time, 1st-2nd place times •Countdown Alarm Input range: 1 second to 24 hours Measuring unit: 1 second Auto-repeat function •Daily Alarm •Hourly time signal •Accuracy: ± 15 seconds per month •Battery: 2 years on CR2016