The Polar RS800sd is simply the best running computer. It has everything a runner would want and more. It comes with the Polar s3 stride sensor W.I.N.D. that is mounted to any training shoe laces or that fits perfectly in the mid-sole cavity of the Adidas Fusion running shoe.
With this sensor the RS800sd can calculate your running speed, pace, distance, cadence and stride length, helping you improve your running technique and efficiency.
Other goodies this advanced heart rate monitor has: running index for measuring performance, OwnOptimizerTM for calculating recovery periods, OwnZone to define your correct aerobic training zone, R-R intervals (timing between beats), and many, many more.
The pack also includes the ProTrainer 5TM training software (for Windows), which allows you to design and analyze training sessions, share training plans, create reports and much more.
The Polar RS800sd is available from Amazon
