Any sport. Any time.

Polar OH1 — Optical Heart Rate Sensor

Providing versatility, comfort and simplicity, the Polar OH1 is an optical heart rate sensor worn on the arm. Whether running, riding, or rocking a workout at the gym, this heart rate monitor armband accurately and consistently captures heart rate using Polar’s proprietary heart rate algorithm and 6-LED solution.

With Polar OH1, nothing stands between you and your goals.

Buy now - $79.95

Get connected

Pair with your favorite Polar product

Looking for an alternative to chest straps? Polar OH1 works with all Bluetooth-compatible Polar sports watches, fitness trackers and cycling computers. 

Sync up

Turn your phone into a training partner

Polar OH1 streams real-time heart rate to many popular fitness apps on both iOS and Android phones.

Try Polar OH1 with Polar Beat, Polar’s free fitness and training app, to get live heart rate data right on the screen of your phone and audio guidance to your headphones during your workout.

Discover Polar Beat

Go solo

Versatile enough to stand alone

Prefer training without a watch or phone? Polar OH1 has internal memory that can store up to 200 hours of training data.

Easily sync your data to Polar Flow, Polar’s free app and web service, via Bluetooth or with your computer via the USB adapter.

Discover Polar Flow

POLAR OH1 FEATURES

Get to know Polar OH1

  • Features
  • Specs
OH1 black

OPTICAL HEART RATE TRACKING

You demand accuracy when you train. Get it with Polar’s proprietary heart rate algorithm and 6 LED optical sensor.

GO LIVE

Use Polar OH1 to broadcast your live heart rate to any Bluetooth-compatible Polar product, many third-party fitness apps and Bluetooth-compatible gym equipment. Try Polar OH1 in your favorite group fitness class that uses Polar Club.

PUT IN THE HOURS

With its built-in memory, Polar OH1 can store up to 200 hours of training data. After your workout, sync your data to Polar Flow with either the Polar Flow app or web service.

PERFORMANCE ARMBAND

Details matter when performance counts. The Polar OH1 armband is designed to fit securely and comfortably around your arm. Engineered for supreme wearability, it’s made of a soft textile material that is machine-washable for everyday use.

STAY CURRENT

Over-the-air firmware updates to enhance Polar OH1 functionality.

CHARGED UP

Polar OH1 boasts a long battery life with up to 12 hours of training time on a single charge. Easily charge the battery with the included Polar OH1 USB adapter.

TAKE THE PLUNGE

Polar OH1 is waterproof up to 30 m.

Measurements

Weight Sensor 5 g, armband 12 g
Height 9.5 mm
Diameter 29.85 mm
Armband Size M-XXL, machine-washable

Compatibility

iOS mobile devices: iPhone 4S and later; Android mobile devices with Bluetooth 4.0 capability and Android 4.3 or later. See more information here. 

Updates

Via Polar Flow

Memory

4 MB, up to 200 hours of training time

Battery

Rechargeable 45 mAh lithium polymer battery

Water resistance

30 m

    Upper or lower arm? You decide.

    Easy to put on when and where you want to, Polar OH1 has the flexibility to be worn on the upper or lower arm.

    Compatible Polar products

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    Polar OH1 works with all Bluetooth-compatible Polar sports watches, fitness trackers and cycling computers.

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    Shop

    Buy from the official Polar webstore or find retailer

    Buy Now - $79.95