Amazon.com: POLAR Vantage V Sports Watch for Running, Cycling, Swimming, Etc. Precision Prime Sensor Fusion Technology Enabled, Waterproof, GPS Watch : Electronics
Amazon.com: Polar Ignite 2 - Fitness Smartwatch with Integrated GPS - Wrist-Based Heart Monitor - Personalized Guidance for Workouts, Recovery and Sleep Tracking - Music Controls, Weather, Phone Notifications : Electronics
Amazon.com : POLAR Pacer Pro - Advanced GPS Sports Watch, Wrist Heart Rate Monitor, Smart Watch for Men and Women, Workout Running Watch, Training Program & Health Recovery Tools, Sleep Monitor &
Amazon.com : Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth, Waterproof HR Sensor for Men and Women (NEW) : Sports & Outdoors