Pendant adapter: 13 to 7.12V, connects a pendant with a 7-pin plug (replacement) to a vehicle with a new 13-pin plug (new). EASY INSTALLATION: No tools required, just a few minutes to install, then ready to go. The 13 pin end of the plug and the 7 pin end of the trailer. Can be used for EU standard trailers, commercial vehicles, semi-trailers, etc. Robust and space-saving: made of high quality ABS plastic, super strong and durable, guaranteed to last for a long time. less than a year. Pocket size, very space saving, practical car accessories. Waterproof:Waterproof material, suitable for all road and weather conditions. Made of high quality ABS plastic, super durable and guaranteed to last at least one year. And the trailer jack adopts plastic shell, which prevents rust and looks beautiful. Note: Only for owners of vehicles with 13 pin socket and 7 pin trailer. Please confirm before purchasing.