This is a Great watch for every sailor. It makes for a great gift!! 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 5 minute back-up, Two time zone settings makes travel easy Indiglo night-light and night-mode feature; available in a high-performance and durable resin case; all-day white reflector display; built-in setting reminders and forward/backward setting for quickly and ease of use Water-resistant to 660 feet (200 M)