The Polar OH1 Optical Heart Rate Sensor provides go-to integrated heart-rate monitoring functionality for nearly any gym or pool activity, mounted on an arm band.
Connected to your phone, during or after the activity, the OH1 transfers your workout data wirelessly. Compatible with a multitude of apps and gym machines, you can optimise and monitor training like never before.
•Track and store Heartrate data for transfer to compatible smartphone or device
•Up to 12hrs battery life
•Wireless connectivity via Bluetooth 4.0 and ANT+
•Water resistant to 30m
•Weight: 60 Grams
Pro:Direct Tennis can offer competitive rates on worldwide delivery, as well as offering a free returns service to our customers in the UK. To check the delivery rates and times to your country click here: