TIMING FUNCTION WATERPROOF FUNCTION ALARM CLOCK FUNCTION CLOCK FUNCTION CALENDAR FUNCTION SUITABLE FOR STOPWATCH TIMERS IN COMPETITIONS TRAINING REFEREEING TRACK AND FIELD SWIMMING.
HIGH PRECISION STOPWATCH
THE ACCURACY OF THE STOPWATCH IS 1 / 100S. YOU CAN ACCURATELY RECORD THE TIME ON THE RACE LENGTH SO THAT YOU CAN BETTER UNDERSTAND THE LIMIT YOU CAN CREATE.
