Pairing the Radar Device with a Compatible Garmin Watch

This task is for the Forerunner® 945, fēnix® 6 series, and vívoactive® 4 series watches. If your device is not listed, go to

  1. Bring the watch within range (3 m) of the sensor.
    NOTE: Stay 10 m away from other ANT‍+® sensors while pairing.
  2. Turn on the Garmin® watch.
  3. From the Settings menu, select Sensors > Add New > Search All.
  4. While the Varia™ RTL515/RTL516 device is turned off, hold the device key for 2 seconds to enter pairing mode.

    The status LED flashes purple, and the taillight turns on. The device is in pairing mode for 5 minutes or until you press the device key.

  5. Select your sensor.

When the sensor is paired with your Garmin watch, the radar and bike light status icons appear solid.

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