PREMIUM QUALITY ADAPTER: Plastic shell and outer screw inner hole connector. Converts any SMA satellite radio, GPS, multi-function antennas, bluetooth and other SMA coax cables. It will be a professional, durable accessory! Multiple applications: Use for 4G/5G vehicle modems and routers, cars, trucks, GPS navigation, safe driving assistance systems, reverse imaging, radar detection, aerospace, communications, deep-sea ships, electronic countermeasures systems, transportation tracks, drones, entertainment systems, etc. WATERPROOF: This adapter is Waterproof:ISO20653 IP69K; Submersion over 120 hours.