The ECG Pro Series from Sports Instruments use contemporary training theory to deliver detailed heart rate data in an intuitive, easy-to-use format. The first heart rate monitors in the world made for the way elite athletes actually train. Using either lactate threshold or maximum heart rate, the Pro 7 and Pro 9 automatically establish and track your workout using 5 individual training zones, all while displaying your current zone information in real time. The Pro 7 and 9 include our exclusive memory function for storing all information from your workout. Stored information includes time spent in all 5 training zones, percentage of time in each zone, Workload Index of the workout and Average, Maximum and Ending heart rate for each lap and split. Finally all the heart training data you need, at a moment’s glance. The ECG Pro Series marks a new evolution in heart rate training. For accomplished athletes. Or those who aspire to be.

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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 Timing/Training Functions:: Chronograph: 100-Lap 200-Hour Chronograph View: Lap/Total Time or Split Times Memory Functions:: Heart Rate Ranges for Each Training Zone Total Time Spent in Each Training Zone Percentage of Time Spent in Each Training Zone Average, Maximum and Ending Heart Rate for each Lap and Split Average and Maximum Heart Rate for Total Workout Other Functions:: Workload Index Advanced Programming Window Ultra-NightGlow