Polar OH1 optical heart rate sensor tracks heart rate from the arm and makes heart rate tracking easier than ever. It’s a great alternative for heart rate chest straps. It attaches to your arm with a comfortable textile armband and measures heart rate with Polar’s high-quality optical heart rate solution.
Lightweight, nonintrusive optical heart rate sensor with a 6 LED solution for sensitive and accurate readings
Pair it with your favorite smart phone, iPhone or Galaxy app, your Polar watch or other training device or broadcast your heart rate data in a group environment
ANT+ connectivity for cycling computers or other compatible gym equipment
Works with all Polar BLE devices, Polar Beat and many other fitness apps
Built-in memory (4 MB, 150-200h of training time)
Waterproof (30 m)
Machine-washable textile armband
Lets you enjoy 12 hours of operating time on its rechargeable battery.
Updatable firmware that enhances its functionality