Features: 1Premium Shell: The SD16 waterproof connector is of high strength flame retardant high temperature resistant shell waterproof and seamless and durable. 2Solid Contact Pin: The SD16 plugs and sockets have solid contact pin pull resistance gold plated brass oxidation resistance and long service life. 3Tight Thread Connection: The threaded connection is tight effectively preventing liquid from entering waterproof and fixed and has double functions. 4Meet Various Fields: Communication electronics instrumentation underwater work high temperature work aviation shipbuilding construction engineering and other outdoor places! 5Light and Portable: SD16 IP68 waterproof connector is light in weight easy to carry will not increase youe burden can bring you more convenience. Specification: Item Type:SD16PlugsandSocketsProduct Size: Approx. 7.8x2.5cm / 3.1x1.0inConnection Mode: G3/8 Thread ConnectionPlugging Times: More Than 500 TimesInsulator: Thermoplastic PPSHigh Temperature Resistance: 260Temperature Range: -25 to 85Contact Material: Copper Plated with GoldProtection Grade: IP68ProtectionSealing Protection: 1.4m Water Depth for 2 WeeksRelative Humidity: 90%~95% (40 2C)Salt Fog: 48H in 5% NAC1 FogColor: As Pictures Shown Package List: 2 xSD16PlugsandSockets