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Garmin Bike Speed Sensor 2 and Cadence Sensor 2 Bundle, Black & HRM-Dual - Premium Heart Rate Monitor Chest Strap, Real Time Heart Rate Data via Bluetooth Low Energy, ANT+ : Amazon.co.uk:
Wellue VisualBeat Chest Strap/Strap-Free Heart Rate Monitor, Bluetooth ANT+, 24h Heart Rate Tracing, 30 mins Waveform Recording, APP w ECG Function, Wireless Wearable HR Monitor with Vibration Alert : Amazon.co.uk: Sports &
Zeerkeer Smart Watch Fitness Tracker, Bluetooth Smart Watch with Blood Pressure ECG + PPG, Heart Rate Activity Tracker with Pedometer Sleep Monitor for Men Women (Black) : Amazon.co.uk: Sports & Outdoors
Amazfit [2022 New Version] GTS 2 Smart Watch Fitness Watch with Heart Rate, SpO2 Monitor, Bluetooth Call, Alexa Built-in, 90+ Sports Modes, 3GB Music Storage&Control, Black : Amazon.co.uk: Electronics & Photo
O2 Ring Pulse Oximeter with Alarm, Blood Oxygen Saturation Monitor with Bluetooth, Heart Rate Monitor, Continuously Tracking SpO2 and Heart Rate, Free App and PC Report, Rechargeable : Amazon.co.uk: Health & Personal