Polar Vantage V Sports Watch for Running, Cycling, Swimming, Etc. Precision Prime Sensor Fusion Technology Enabled, Waterproof, GPS

The first watch to measure running power from the wrist - no additional sensors or foot pods needed Polar's NEW advanced Optical HR sensor fusion technology that combines optical heart rate measurement with skin contact measurement. Interference greatly reduced so heart rate is more accurate Training Load Pro: get a comprehensive view of how your training sessions strain your body in different ways. Session-by-session and long-term monitoring Recovery Pro: avoid overtraining and injuries and follow your recovery level on a daily and longer-term basis More than a just a sports watch, it provides a complete training solution offering everything that goes into a pro athlete's training including Polar ecosystem and Polar Flow for Coach service