1Durable Material: The trailer plug cord is made of metal and TPU, ensuring high durability and reliable performance, can withstand harsh environmental conditions such as high and low temperatures. 2Multi Core Design: The wire trailer plug adapter features a 7 core design that can stably transmit electrical signals, ensures accurate and efficient signal transmission. 3Wide Voltage Adaptability: The trailer cord supports 12V and 24V voltage output, suitable for commercial vehicles, trailers, RVs, sedans, and boats. 4Efficient Performance: Featuring a spring design, it allows for natural extension and retraction, providing convenience during usage while reducing the potential of wire tangling. 5Stable Signal Transmission: Designed for stable signal transmission, this coiled wire ensures a consistent connection for your vehicle while on the go, creating a safe and reliable towing experience. 1 xTrailerPlugCord