The Polar H10 is the go-to choice for heart rate accuracy and connectivity. Monitor your heart rate with maximum precision and connect your heart rate to a great variety of training devices with Bluetooth and ANT+.

The H10 features:

ECG heart rate measurement
ANT+ and Bluetooth Smart connectivity for connectivity to a wide range of training devices. The 2019 H10 can connect to two Bluetooth devices at the same time, or to a Bluetooth and an ANT+ device at the same time
Orthostatic test that records heart rate variability and provides information on recovery, plus tools to optimise your training (requires compatible Polar sports watch)
Built-in memory for one training session
400 hour battery life
Data syncing to Polar Flow (both the app and web service) and Polar Beat, plus over-the-air updates to keep the OH1 improving
Polar Pro strap, a soft textile chest strap which has anti-slip silicone dots, an improved buckle and high-quality electrodes for accurate heart rate measurmeent without interference
30m waterproofing suitable for swimming, with HR data in the water available thanks to a 5kHz transmission.
Choose the H10 over the Polar OH1 if you train for ultra-long times (look at that battery life!), you want HR data from swim sessions, or you want to access advanced HR features on other devices that require ECG-based heart readings. With a Polar 2019 H10, heart rate monitoring is more accurate and adaptable than ever.