For all your sports
Polar OH1 — optical heart rate sensor
Polar OH1 is an optical heart rate monitor armband that combines versatility, comfort and simplicity. It fits comfortably around your arm and tracks heart rate with Polar’s high-quality optical heart rate solution.
With Polar OH1, nothing stands between you and your goals.
Connected mode
Works with Polar products
Not a fan of chest straps? Polar OH1 is a great alternative for you: it works with all Bluetooth-compatible Polar sports watches, trackers and cycling computers.
Train with an app
Your phone is your training buddy
Polar OH1 streams real-time heart rate to many popular fitness apps on both iOS and Android phones.
Polar OH1 is a great companion to Polar Beat, Polar’s free fitness and training app. With Polar OH1 and Polar Beat you get live heart rate data right on the screen of your phone and audio guidance to your headphones during your workout.
Standalone mode
Use it on its own
Prefer training without a watch or phone? Polar OH1 has an internal memory that can store up to 200 hours of training data.
You can easily sync your data to Polar Flow, Polar’s free app and web service, via Bluetooth or with your computer via the USB adapter.
POLAR OH1 FEATURES
Get to know Polar OH1
OPTICAL HEART RATE TRACKING
Polar OH1 tracks your heart rate with Polar’s high-quality 6-LED optical heart rate solution.
HEART RATE SENSOR MODE
You can use Polar OH1 to broadcast your heart rate to any Bluetooth-compatible Polar device, many fitness apps and Bluetooth-compatible gym equipment.
BUILT-IN MEMORY
Polar OH1 has a built-in memory that can store up to 200 hours of training data. You can sync your data to Polar Flow with both the Polar Flow app and web service.
COMFORTABLE TEXTILE ARMBAND
The Polar OH1 armband fits snugly, comfortably and discreetly around your arm. The band is made of a soft textile material and is machine-washable.
UPDATABLE FIRMWARE
Polar OH1 keeps on improving with over-the-air updates.
LONG BATTERY LIFE
With Polar OH1 you get up to 12 hours of training time on a single charge. You can charge the battery easily with the Polar OH1 USB adapter (included).
WATERPROOF
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 4.4 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
You choose how you wear it
You can wear Polar OH1 on both the upper arm and forearm, just the way you want. It’s easy to put on and take off anywhere, anytime.Compatible Polar products
Recommended for you
Polar OH1 works with all Bluetooth-compatible Polar sports watches, fitness trackers and cycling computers.
Polar V800
- 24/7 activity and sleep tracking
- Waterproof
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- Smart notifications
- Integrated GPS for speed and distance
- Training load and recovery status
Polar M430
- Advanced training features
- Integrated GPS
- Polar Sleep Plus
- Running Program
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- Waterproof
Polar M460
- Cycling computer for both roads and trails
- GPS and barometer
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- Strava Live Segments support
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Polar M600
- Android Wear™ smartwatch
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- Waterproof
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Polar M400
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- Waterproof
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- Smart notifications
- Integrated GPS for speed and distance
Polar M200
- 24/7 activity and sleep tracking
- Waterproof
- Changeable wristbands available in a variety of colors
- Smart notifications
- Wrist-based heart rate
- Integrated GPS for speed and distance
Polar A370
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- Polar Sleep Plus
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- Activity tracking
- Waterproof
Polar A360
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- Waterproof
- Changeable wristbands available in a variety of colors
- Wrist-based heart rate guidance
- Speed and distance
Polar A300
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- Waterproof
- Changeable wristbands available in a variety of colors
- Smartphone notifications on your wrist
- Tests your fitness in 5 minutes
Polar Loop
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- Personalized activity goals and guidance
- Waterproof
Polar Loop 2
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- Personalized activity goals and guidance
- Waterproof
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Polar Loop Crystal
- 24/7 activity and sleep tracking
- Personalized activity goals and guidance
- Smartphone notifications on your wrist