Garmin speedcadence bike sensormonitor your pedalling cadence as you ride with this self calibrating wireless speedcadence sensor it measures and reports your pedalling strokes per minute providing feedback for optimal performance this sensor kit is compatible with the 910xt and the following garmin computers garmin ant adapter for iphone garmin colorado 300 garmin colorado 400c garmin colorado 400i garmin colorado 400t garmin dakota 20 garmin edge 305 garmin edge 500 garmin edge 510