• Converts the car's 7-pin plug into a 13-pin socket, transmitting the electronic light signal to the trailer. • Made with high-strength plastic, resistant to adverse weather and road conditions. • Compatible only with cars with 13-pin plugs and trailers with 7-pin connectors. Check before purchasing. • Easy installation without the need for tools, done in minutes. • Compatible with standard European trailers, caravans, motorhomes, and more, with a 12V onboard network. • Product dimensions: 5 cm wide, 5 cm high, 8.5 cm long. • Product weight: 0.073 kg.