Specially made for towing caravans, trailers and bike racks. This adaptor safely converts a 7-pin male socket into a 13-pin female socket. Plus, it is simple and straightforward to use, just plug in to the 7-pin socket and you're good to go.|* Suitable for UK & European standard trailers|* Weatherproof: The durable and robust casing protects the adaptor water going inside the adapter and prevents rust. It is suitable for use in all road and weather conditions.|* Secure connection: This adaptor allows you to securely and safely transfer electronic signal lights from the vehicle to the trailer.