The Polar RCx3 Women's Multisport Watch (White) for runners, cyclists and fitness enthusiasts who want guidance to reach their goals. It helps you train at the right intensity with personal sport zones. It improves performance with endurance training programs with the Polar DataLink. It is compatible with Polar running, cycling and GPS sensors. EKG accurate heart rate displayed in either bpm or percent of maximumAverage and maximum heart rate of each lapAverage, minimum and maximum heart rate of each sessionHeart rate target zones with audible and visual alarmsMaximum heart rate set by age or Polar Fitness testPolar OwnCal - calorie expenditure with fat percentagePolar OwnCode (2.4 GHz W.I.N.D.) - coded transmissionPolar Sport Zones - sport based training zones