Chronograph training log stores workouts by date, with best lap, average lap and total segment time 100-hour chronograph with lap split in large digits 50-lap memory recall for effortless review after workout Total run format/synchro timer maintains total activity time, and overall running time On the fly recall of lap or split 99-lap counter Interval training is easy with 2 interval timers settable for up to 24 hours Automatic interval repetition counter 3 customizable alarms daily/weekday/weekend/weekly options 2 time zone settings Top pusher for easy lap and split option All-day white reflector display Built-in setting reminders to quickly and easily set the watch Forward/Backward setting Co-molded dura-strength resin strap Water resistant to 100M INDIGLO® night mode