1. The converter has the function of separating the "stop" signal from the two‑wire American vehicle. 2. Connect the American 4‑pin connector to the trailer with a European 13‑pin trailer wiring. 3. Plug and play, no need of wiring, minimize the hassle of installation, and no other adapters are required. 4. Made of high quality plastic material, ensures good stability and long durability. 5. Compact size, and portable, easy to carry, bring much convenience . Specification: Item Type: Trailer Connector Material: Plastic Installation Guide: 1. Before connecting the Converter to the vehicle, check that all signals on the car have been turned off. 2. Connect the Converter to the existing US 4 way connector in the vehicle. 3. Insert the other side EU trailer plug into the socket Converter. 4. Check that all connections are safety fastened. 5. When exploitation, maintenance of the electrical adapter is not required. Color: As shown Package Contents: 1*Trailer Connector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.