Blazer Athletic Robic SC-757W 500 Dual Memory Stopwatch 4956 500 Dual Memory Stopwatch 3 Line display presents Lap, Split and Accumulated running time 1/1000 second resolution to 10 hours with a lap counter capacity of 1000 readings Fastest, Slowest and Average lap time display Log show time and date of readings You can recall previous readings without interrupting your current timing. Dual interval repetitive training timer with loop/rep counter-for fitness and training. Countdown timer shows time remaining in any event; set from 1 second to 10 hours. Pacer, Time of day, Alarm, Calendar.