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Lost or damaged the heart rate sensor for your Timex Road Trainer? The Timex Digital Heart Rate Sensor works with Timex Digital heart rate monitors to provide continuous heart rate data so you don't miss a beat.

Compatible Devices

  • Ironman Road Trainer Digital HRM
  • Zone Trainer Digital HRM

Important Shipping Note: U.S. sales only.


  • Provides continuous heart rate data to Timex Digital HRM sport watches and Bodylink® systems
  • Digital transmission eliminates 'cross-talk' and interference with other frequencies
  • Slim profile sensor is water resistant; heart rate data not accurate under water
  • Adjustable chest strap fits most; removable for hand-washing
  • User-replaceable battery; includes CR2032 installed
  • Compatible watch models, reference watch case back: M117, M516, M529, M565, M575, M584, M585, M586, M589, M606, M607, M608, M685, M686, M811, M812, M818, M838, M846

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