POLAR RC3 GPS with heart rate

Essential functions in a compact form : Built with ultra-thin GPS heart rate data . Will display your speed, distance and return to your starting point with the integrated GPS . Altitude display live and the positive / negative with GPS altitude. The Training Benefit function provides feedback immediately after your session. The Running Index feature enhances your performance. Thin and light design , only 58 grams. Rechargeable battery, 12 hours of battery life with active GPS . Allows you to share your training with friends . Compatible with running and cycling Polar sensors. Improve your performance with freely downloadable from polarpersonaltrainer.com endurance programs. Features Smart Coaching Benefits of training: Comments motivating immediately after exercise. Programs endurance : A guide to improve your performance in terms of riding, running and cycling Running Index : Illustrates the evolution of performance. Smart Calories : Shows exactly how many calories you've burned . Fitness Test : Tells you exactly the evolution of your fitness. Training Load: Allows you to find the perfect balance between rest and exercise. ZoneOptimizer : Ensures ongoing training at the right intensity. All functions : Heart rate functions recording functions drive functions Functions Polarpersonaltrainer.com CS cadence sensor functions W.I.N.D. CS speed sensor functions W.I.N.D. Functions + stride sensor S3/S3 Integrated GPS functions Data transfer watch functions