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Polar CS300 Cycling Computer and Heart Rate Monitor
The CS300 is a cycling computer and fitness monitor all in one, providing valuable feedback on or off the bike. Wireless speed, distance and heart rate provides for proper pacing during training, or cardio-focused workouts. Calorie expenditure, fitness test, and automatic target zones based on how the body feels each day makes the CS300 the perfect solution for cross-trainers, beginner tri-athletePolar CS300 Cycling Computer and Heart Rate Monitor ... Buy from amazon.com