Polar Unisex OH1 Heart Rate Sensor

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 tracks heart rate with Polar’s scientifically developed optical heart rate solution
Polar OH1 can be worn on either the upper arm or forearm depending on your preference
Thanks to the soft textile armband, the Polar OH1 will fit snugly and comfortably around your arm
Follow your heart rate in real-time on a connected device or transfer your data to your phone afterwards
Polar Smart Coaching features and Polar Flow web service