Voltage Converter UnitGarmin Radar Voltage Converter Module Box for GMR 404, 406, 604 and 606 Open Array radars.Compatible Devices:GMR 404GMR 406GMR 604GMR 606In the Box:Voltage Converter18″ Input cableWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.