Speed off for the next adventure with this Timex Ironman watch! Resin case with digital display. Lightweight resin strap with buckle closure. 30-Lap Memory Recall. 100-Hour Chronograph with Lap and Split Times. On-the-Fly Lap or Split Recall. 99-Lap Counter. 24-hour countdown timer with countdown/stop CS and countdown/repeat CR . 3 customizable alarms daily/weekday/weekend/weekly options. Two time zone settings. On-Screen Prompts Make Setting Easy. Forward or Backward Setting. Customize Menu by Removing Unused Modes. INDIGLO night-light. NIGHT-MODE feature. Water resistance 100 meters. Imported. Measurements Case Height 44 mm Case Width 42 mm Case Depth 12 mm Band Width 1 in Band Circumference/Length 9 in Weight 1.4 oz. Sports Stopwatch with 30 Lap Memory Countdown Timer Alarm Water resistant to 100m 330ft in general, suitable for swimming and snorkeling, but not diving