Withings - Scanwatch 38 mm Black Set with 1 Black FKM Wristband 18 mm + 1 Recycled PET Wristband 18 mm - Hybrid Connected Watch with ECG, Heart Rate, SPO2 and Sleep Tracker : Amazon.co.uk: Sports & Outdoors
Withings ScanWatch Hybrid Smartwatch with ECG, heart rate and oximeter 38mm Black HWA09-MODEL 2-ALL-INT - Best Buy
Withings ScanWatch is a great alternative to other smartwatches | TechCrunch