Garmin Forerunner 235 GPS Running Watch with Elevate Wrist Heart Rate and Smart Notifications, Black/Marsala Red : Amazon.co.uk: Sports & Outdoors
Forerunner 735XT - Pairing with Your Smartphone - YouTube
Hornet Sports - Just Arrived. Garmin Forerunner 735XT GPS Running Watch with Multisport Features and Wrist-based Heart Rate Measures heart rate at the wrist¹ so you can run freer on race day