Ironman Shock-Resistant 30-Lap Classic Watch 100-hour chronograph with lap or split option, 30-lap memory recall for effortless review after workout, 99-lap counter Easy to use 24-hour countdown timer with: countdown-stop (CS) and countdown-repeat (CR) Daily/weekday/weekend alarm with five minute back-up, Two time zone settings makes travel easy Available in a high-performance and durable resin case; all-day white reflector display; built-in setting reminders to quickly and easily set your watch; forward/backward setting for ease of use; Indiglo night-light and NIGHT-MODE feature Water resistant to 660 feet (200 M): suitable for recreational scuba diving