For ambitious cyclists seeking improved cycling performance, there's the Polar CS500+ CAD cycling heart rate monitor. Its extended memory records more hours of highly accurate power data from the compatible Polar LOOK Kéo Power pedals. The controls are quick and safe with the rocker switch and oversized user-configurable display. The built-in WIND wireless sensor technology guarantees interference-free transmission. In addition to the Polar CS500+ cycling computer, you get the Polar H3 heart rate sensor, Polar CS speed sensor, Polar CS cadence sensor, Polar Dual Lock Bike Mount CS500, getting started guide, and the CS speed sensor and cadence sensor user manuals.