A. This electric converter allows you to change a US style 7 way vehicle adapter to a European 13 pin plug. B. It has a plug and play design, which can minimize the hassle of installing new wiring inside and no other adapters are needed. C. It includes a dust cover on the Euro trailer side with a 13 - pin plug to keep the plug clean when not in use. D. The converter has the function of separating the "stop" signal from the two - wire system US vehicles. E. It can do the wiring of 7 - way US flat connectors on trailers with 13 - way European trailer wiring. F. Installation Guide: 1. Connect the Converter to the vehicle and check that all signals on the car have been turned off. 2. Connect the Converter to the existing US 7 way RV blade socket in the vehicle. 3. Insert the other side EU trailer plug into the socket Converter. 4. Check that all connections are safely fastened. 5. During use, maintenance of the electrical adapter is not required. G. Colour: Black H. Material: ABS I. Package Contents: 1 x Trailer Light Converter. Only the above package content is included. J. Note: Light and different displays may cause the color of the item to be a little different from the real thing. The measurement error is allowed to be +/- 1 - 3cm.