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.
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.
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.
POLAR OH1 FEATURES
Get to know Polar OH1
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 4.4 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
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
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
- Running cadence from the wrist
- 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
- Activity tracking
- Waterproof
Polar M460
- Cycling computer for both roads and trails
- GPS and barometer
- Compatible with Bluetooth power meters
- Strava Live Segments support
- Smart notifications
Polar M600
- Android Wear™ smartwatch
- 24/7 activity and sleep tracking
- Waterproof
- Smart notifications
- Integrated GPS for speed and distance
Polar M400
- 24/7 activity and sleep tracking
- Waterproof
- Individual targets
- 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
- Continuous heart rate
- Polar Sleep Plus
- Workout guidance
- Activity tracking
- Waterproof
Polar A360
- 24/7 activity and sleep tracking
- Waterproof
- Changeable wristbands available in a variety of colors
- Wrist-based heart rate guidance
- Speed and distance
Polar A300
- 24/7 activity and sleep tracking
- Waterproof
- Changeable wristbands available in a variety of colors
- Smartphone notifications on your wrist
- Tests your fitness in 5 minutes
Polar Loop
- 24/7 activity and sleep tracking
- Personalized activity goals and guidance
- Waterproof
Polar Loop 2
- 24/7 activity and sleep tracking
- Personalized activity goals and guidance
- Waterproof
- Smartphone notifications on your wrist
Polar Loop Crystal
- 24/7 activity and sleep tracking
- Personalized activity goals and guidance
- Smartphone notifications on your wrist