When it comes to heart rate, accuracy is very important. For decades, Polar has been the benchmark in heart rate measurement. Professional teams and athletes, medical professionals, educational institutions, scientists and sports leagues trust Polar to measure the most accurate data.

The Polar H9 benefits from the essential components of the professional H10 model to offer an accurate and reliable heart rate sensor at a very good price/performance ratio.

According to Polar, the H9 features are perfect for regular exercisers, occasional runners and cyclists who want to start measuring heart rate and calories:

Multiple connectivity options via Bluetooth, ANT+ and 5kHz. Connectivity with the free Polar Beat app, which offers real-time heart rate monitoring and post-workout analysis, allows users to set training goals and receive real-time voice guidance. Users can also access the free Polar Flow app and web service to view their long-term progress and analyze their data in more depth. Compatibility with a variety of GPS watches and smartphone apps such as Nike Run Club, MapMyFitness, Runkeeper, Zwift, TrainerRoad and The Sufferfest.

polar.com