The new  "  Ironman Race Trainer Digital HRM Pak "Timex T5k263  Target Trainer heart rate monitor facilitates the very latest in heart rate training. The T5k263  has all the features you require when designing a program around heart rate, including interval trainers and displaying HR in percentage of max. 

• Memory for 10 workouts
• Target zone with warning
• Automatic calculation of the area
• Time in zone
• Four linked interval timers 
• Viewing the massive percentage of maximum heart rate
  Examination of training
• Timer heart rate recovery
• Cronografo 100 laps
• INDIGLIO "Night Lights"
• Water resistant to 10 atm
• Wireless Transmission
• Cardio strip included
• It offers all the features' Race Trainer
• It offers wireless exchange of data between the training and watch PC / Mac
• Wireless communication offers 2-way
• Transfers data sall'allenamento to register for free online training Timex Trainer run by Training Peaks
• The desktop agent manages the settings and memory clock