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Garmin vivosmart 4 Activity & Fitness Tracker with Advanced Sleep Monitoring and Pulse Ox Sensor, Midnight Black-Small/Medium (Renewed)
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Garmin introduces Vivosmart 4: Slim activity tracker with advanced sleep tracking through pulse oxygen sensor | ZDNET
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Amazon.com: Garmin Newest vívoactive 4 GPS Smartwatch, Lightweight,Waterproof, Phone-Free Music, Built-in Sports APPs, Smart Notifications, Advance Sleep Monitoring, Ghost Manta Silicon Brand : Electronics
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