ONRHYTHM 500 runner's heart rate monitor watch red
runners who want to measure their heart rate to manage effort during free or interval training sessions
Make progress easily thanks to the interval mode and intensity indicator.
Only one color available
Stopwatch, heart rate (BPM and %HRmax), calories
Target zone (BPM or %MHR) - Intensity indicator - intervals - lap times
Ease of use
Bluetooth coded transmission: connects to optimised watch
Watch: 5 ATM (swimming) - Belt: 1 ATM (water projection)
Textile cardio belt for greater user comfort.