Polar RS400 Heart Rate Monitor

RS400 Heart Rate Monitor features:

WEARLINK: Encoded digital chest transmitter
Running Index: Gives you daily information about your performance to help you improve running efficiency and economy
Polar ProTrainer 5: Advanced training software helps you create detailed training programs transferable to your Polar Running Computer via infrared
ECG accurate Heart Rate: Easily monitored absolute (bpm) and relative (%HRmax) helps you train at your desired intensity
Polar Fitness Test with Own Index: Predicts your maximal oxygen uptake based on several variables
OwnOptimizer: Indicates the status of your training load
OwnCal: Displays calories burned while running
Interval Trainer: Allows you to create and name your favorite time and/or heart rate
99 memory files: Automatically stores all data from your last 99 runs
99 laps with total recall: Recalls lap time, split time, heart rate and average heart rate
Polar Sport Zones: Helps you select and monitor the intensity of your training
Compatible with S1 Foot Pod, which can be purchased separately
Water resistant to 50m: Not waterproof, not suitable for use when swimming