Case Material: Resin Crystal: Resin 5 ATM Water Resistant Stopwatch (1/1000 second measurement, 10 hour (normal measurement, lap split measurement, 1-100 degree same clock), Lap Split Time Up to 100 count x 2 memory, Soccer Compatible Stopwatch: An addition timer for referees that can measure loss time. Display top level: Game time measurement (1 second, 100 minutes). Lower display level: Elapsed time measurement (1 second, 100 minutes), You can set target alert (game time) (set unit: 1 minute, maximum set: 99 minutes).

Timer: Interval measuring timer with up to 10 times(set unit: 1 second, maximum set: 59 minutes, 59 seconds, 1 second count, up to 100 auto-repeats), counting counts: counting from 0 to 9999 (normal counter, counter, dual counter, timing counter, dual counter, timing counter, full auto calendar, 12/24-hour display switching display switching operation switching on/off Switching function accuracy: average. Time accuracy (stop watch): 99.9988% (normal temperature)