- Make sure this fits by entering your model number.
- Determines ifyour training and ecovery times are optimally developing your perormance
- Improves your cycling technique with cycling specific data
- Displays the inclines and declines of your ride with altitude measurement
- Comes with Polar Pro Trainer 5 software for analyzing, planning, and keeping a training diary
This fits your .
Optimal heart rate for cycling performance. For competitive cyclist who want to take their training to its highest level.