POLAR Unite Waterproof Fitness Watch (Includes Wrist-Based Heart Rate and Sleep Tracking)
Price: (as of – Details) Buy Now Lightweight fitness tracking smartwatch to help keep you activeUp to 50 hours of battery life on a single charge in training mode (up to 4 days in watch mode)Easy, single button useFeatures advanced, wrist-based heart rate monitoring and specialized sleep and recovery tools for improved performanceWater resistant with … Read more