Polar CS500+ Cycling Monitor

Monitor Heart Rate for Performance and Endurance For ambitious cyclists seeking improved cycling performance.
• Extended memory records more hours of highly accurate power data from the compatible Polar LOOK Kéo Power pedals
• Allows quick and safe control with the rocker switch and oversized user-configurable display
• Guarantees interference-free transmission with W.I.N.D. technology
• Training Load graph at polarpersonaltrainer.com tells when you are ready for your next ride