The Timex T5K611 10 Lap Ironman provides entry-level functionality with the quality, tradition, and durability of the Ironman brand. The watch has a timer, stopwatch and alarm for all of your timing needs. The included alarm is settable for daily, weekday, weekend, or weekly with a five minute backup. Also included is an Indiglo night-light and a water-resistance to 330 feet (100 M). 100-Hour Chronograph with Lap and Split Times, 99-Lap Counter. 24-Hour Countdown Timer with Stop and Repeat. 10-lap memory recall for effortless review after workout.