Polar RCX5

Triathlete Heart Rate Monitor, Polar DataLink, Water resistant 30m, Black, H2 Heart Rate Monitor / DataLink Monitor Heart Rate for Superior Performance

For triathletes and endurance athletes looking for better performance.

- Allows you to create your own sport profiles and quickly switch between them
- ZoneOptimizer personalizes your sport zones during your warm-up
- Improves performance with endurance training programs, downloadable for free from polarpersonaltrainer.com with the Polar DataLink
- Provides heart rate even in water with a comfortable hybrid transmitter
- Compatible with Polar running, cycling and GPS sensors
- Up to 8-11 months of battery life