The Pro 9 is the perfect choice for the competitive athlete who craves advanced memory functions and detailed feedback for their workout routine. Watch Functions: Time of Day, Dual Time Zone Settings, Day/Date with 50-year Perpetual Calendar, 24-hour Daily Alarm with "Snooze" function Heart Rate Functions: Instantaneous Heart Rate, Percentage of Maximum and Anaerobic Threshold Heart Rate, 5-Automatically Programmed Training Zones, Real Time Training Zone Display, Training Zone Alarm. |