Amazon.com : POLAR VANTAGE V – Premium GPS Multisport Watch for Multisport & Triathlon Training (Heart Rate Monitor, Running Power, Waterproof), Standard Edition, Black : Sports & Outdoors
Amazon.com: Polar Vantage V Sports Watch for Running, Cycling, Swimming, Etc. Precision Prime Sensor Fusion Technology Enabled, Waterproof, GPS Watch : Everything Else
Road Trail Run: Polar Vantage V and M Introduction: 14 Sensors Polar to Measure Wrist HR in the V & M, Running Power and Muscle Load Metrics in the V, Battery Life
POLAR Vantage V: THE COMPASS FEATURE EXPLAINED & how to upload your route maps - YouTube