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Amazon.com: Withings Steel HR Sport Hybrid Smartwatch (40mm) - Activity, Sleep, Fitness and Heart Rate Tracker with Connected GPS, Smart Notifications, Water Resistant with 25-Day Battery Life : Electronics
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Amazon.com: Withings ScanWatch - Hybrid Smartwatch & Activity Tracker with Connected GPS, Heart Rate Monitor, Sleep Monitor, Smart Notifications, Water Resistant with 30-Day Battery Life, Android & iOS : Electronics
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ScanWatch: Hybrid Smartwatch with ECG, Heart Rate & Oximeter | Black 42mm Face | www.ALittleandOften.com
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Amazon.com : Withings Steel HR Hybrid Smartwatch - Activity, Sleep, Fitness and Heart Rate Tracker with Connected GPS, White, Grey Silicone - 36mm (36white - RG - S. Grey-All-Inter) : Sports & Outdoors
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