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Polar H9 Heart Rate Sensor Review

Polar H9 Heart Rate Sensor Review

Polar OH1 is an optical heart rate monitor armband that offers an alternative option to a heart rate chest strap or wrist-based heart rate device. The Polar OH1 will broadcast your heart rate in real-time to your watch or fitness app via Bluetooth. The OH1 tracks heart rate using Polar scientifically-developed optical heart rate solution. Worn either on the upper arm or forearm it can be easily adjusted to fit snugly and comfortably.

Polar Oh1+ Optical Heart Rate Sensor - Black

Polar H9 Review H10 Chest Strap Comparison, Best Polar HRM