1、This listing is for a Europe Style plastic 13 pin trailer plug to power trailer or caravan lights 2、Establish a secure connection between your trailer and power supply, ideal replacement for your old or broken one 3、It can supplies power to run the caravan fridge and charge the caravan battery while you drive, ensuring you reach your destination with everything ready for use 4、A feed for the caravan interior lighting is also available in socket so you can use your car battery to operate your caravan lights while you are hitched-up. This will also run your road running lights on the back of your trailer/caravan 5、Black plastic construction prevents rusting, prolongs its service life. Easy to install and use, just plugs in