PLEASE NOTE: You must update your Edge device and Radar Display Unit to maintain compatibility with the Radar Tail Light.
IMPORTANT: Before updating, read the update instructions in the online owner's manual. To access the manual go to the main device dashboard in Garmin Express, go to Tools -> Help and Manuals. In the manual, the instructions are under Troubleshooting -> Support and Updates.
WARNING: If this software is uploaded to a device other than that for which it is designed, you will not be able to operate that device.
If attempts to upload software fail, you may need to return the device to Garmin® for service.
Change History
Changes made from version 3.70 to 3.80:
PLEASE NOTE: You must update your Edge device and Radar Display Unit to maintain compatibility with the Radar Tail Light.
IMPORTANT: Before updating, read the update instructions in the online owner's manual. To access the manual go to the main device dashboard in Garmin Express, go to Tools -> Help and Manuals. In the manual, the instructions are under Troubleshooting -> Support and Updates.
CHANGES: Improvements to bike light network performance, including resolution of tail light reliability issues.
Changes made from version 3.60 to 3.70:
CHANGES: Fixed a Connect IQ light control compatibility issue.
Changes made from version 3.40 to 3.60:
CHANGES: Minor radar performance improvements
LED control improvements
Modified ANT related shutdown behavior.
Minor bug fixes
Changes made from version 3.00 to 3.40:
Improved vehicle tracking
ANT+ communication improvements
Changes made from version 2.20 to 3.00:
Improved Varia bike light and radar network performance when using multiple lights and radar.
Improved detection of slow moving vehicles and reduced false detections.
Improved classification of high speed vehicles.
Changes made from version 2.00 to 2.20:
Made improvements to ANT+ connection stability when connecting to Edge 1000.
Made improvements to reduce the number of false detections.
Added UI improvement to indicate button press using LEDs.