Polar OH1+Optical Heart Rate Sensor Black

The Polar OH1 OHR optical heart rate monitor is compatible with Polar Bluetooth Smart devices without OHR and the Polar Beat app, and works as well as an automatic recording sensor for various training activities. It’s convenient and easy to fit onto your arm, on the top or bottom of your elbow, on your chest using an adjustable strap, or on your goggles for extra comfort. 

Features:
– Charge: up to 12 hours
– Suitable for any sport
– Compatible with Polar Team and Polar Club apps
– Compatible with Bluetooth and ANT+ technology
– Software update