![Polar H10 Heart Rate Sensor, Grey, Medium/2X-Large & Unisex's Pro Chest Strap, Black, Medium/2X-Large : Amazon.co.uk: Sports & Outdoors Polar H10 Heart Rate Sensor, Grey, Medium/2X-Large & Unisex's Pro Chest Strap, Black, Medium/2X-Large : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/I/419LSfyQ2wL._AC_.jpg)
Polar H10 Heart Rate Sensor, Grey, Medium/2X-Large & Unisex's Pro Chest Strap, Black, Medium/2X-Large : Amazon.co.uk: Sports & Outdoors
![Polar H10 Heart Rate Monitor - ANT + , Bluetooth - Waterproof HR Sensor with Chest Strap - Built-in memory, Software updates - Works with Fitness apps, Cycling computers, Sports and Smart Polar H10 Heart Rate Monitor - ANT + , Bluetooth - Waterproof HR Sensor with Chest Strap - Built-in memory, Software updates - Works with Fitness apps, Cycling computers, Sports and Smart](https://m.media-amazon.com/images/S/aplus-media-library-service-media/a0561201-8240-4e4b-8217-cc9296bd8b89.__CR0,0,1940,600_PT0_SX970_V1___.jpg)
Polar H10 Heart Rate Monitor - ANT + , Bluetooth - Waterproof HR Sensor with Chest Strap - Built-in memory, Software updates - Works with Fitness apps, Cycling computers, Sports and Smart
![Polar H10 Heart Rate Sensor, Grey, Medium/2X-Large & H10 Heart Rate Monitor ANT +, Bluetooth, ECG/EKG Waterproof HR Sensor with Chest Strap, Black, Medium/2X-Large : Amazon.co.uk: Sports & Outdoors Polar H10 Heart Rate Sensor, Grey, Medium/2X-Large & H10 Heart Rate Monitor ANT +, Bluetooth, ECG/EKG Waterproof HR Sensor with Chest Strap, Black, Medium/2X-Large : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/S/aplus-media/vc/2fec20ae-79b9-441f-be02-7f81a20e3917._CR0,0,300,400_PT0_SX300__.jpg)