♮Connect Your Vehicle and Trailer: This 3-pin trailer socket allows you to create a stable and reliable connection between your vehicle and the attached trailer, efficiently transferring electronic signal lights. ♮Waterproof Design: This trailer socket features a high-quality housing and a rubber gasket that creates a seal against water and dust, enhancing its anti-rust and waterproof properties and extending its lifespan. ♮Convenient Trailer Connection: With this trailer socket, you can easily connect your trailer and power supply, allowing you to display your trailer signal lights without hassle. It is compatible with European standard trailers and is simple to install. ♮Smart Design: This trailer socket is easy to install for a new tow hitch without additional tools, and features a reasonable design that can replace a damaged cover on an existing car. ♮Wide Use: You can install this socket on your boat trailer, car, RV, or utility vehicle in minutes. It is designed to provide a secure and durable connection for your towing. Trailer Adapter Plug: This product allows you to connect your trailer to a new tow hitch and transfer electronic signal lights. It features a high-quality housing that is durable and weather-resistant. It fits European standard trailers and is easy to install. Size: approx. 6.3 * 6.3 ** 6.8 cm - 2.48 * 2.48 * 2.67 inches Plug Material: copper Type: Plug Shape: round Features: waterproof Pins: 3 Output Voltage: 12V Main Function: connect trailer and power supply, suitable for displaying trailer signal lights. Scope of Application: utility vehicle/trailer/RV/car/ship, etc. Packing List: 1 pc * Trailer Socket Notes: 1. Due to different display and lighting effects, the actual color of the product may differ slightly from the color shown in the picture. 2. Due to manual measurement, please allow a measurement deviation of 1-3 cm.