If you are not satisfied with the product, please feel free to contact us and we will provide a full refund. Stable & High-speed Transmission: The copper needles uses brass solid terminals and the surface is gold-plated. Waterproof Dust Cap Type C USB3.0 Type-C Connector 24pins Female SMT Socket Charging Port PCB Solder Charging Connector Waterproof Dust Cap Adapter Using the standards based TYPE C connection system insures compatibility with existing hardware. The IP67 USB-C panel mount connector is back panel mount , has thread and bayonet coupling , mount size is 5/8-27 UNS . The waterproof end is female USB-C EASY INSTALLATION: No soldering, no installation tools, just plug the standard type-c head directly for quick installation. Adapt to a variety of harsh environments, acid, alkali, oxidation and so on. The product undergoes rigorous inspection before leaving the factory. Guarantee the stability of the current. Package Included: 5x Waterproof TYPE C Connector 5x Waterproof/Dust Cap Cover Sopepoyie 25PCS USB 3.1 Type C Connector Female PCB Board The TYPE C signal panel connector is a Female/Female Couple. Waterproof 12 pin Automotive Wire Connector WEIPU ... – Grandado Quality Assurance: Professional waterproof connector manufacturer.