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Supreme Precision for Endurance Athletes

For endurance athletes who want precise coaching to perfect their training.

  • ZoneOptimizer coaches you to train at the right intensity
  • Sport profiles guarantee swift switch between different sports
  • Improves performance with endurance training programs, downloadable from polarpersonaltrainer.com with the Polar DataLink
  • Gives heart rate even in water with a comfortable hybrid transmitter
  • Race Pace helps you cross the finish line in time
  • Light (46g) and always ready for use with no need for charging
  • Up to 8-11 months of battery life
RCX5
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