Description: Made of plastic, durable and can be used for a long time. Non-corroding, shock-resistant design. This standard, 13-pole connector provides a secure connection between your trailer and tow vehicle. Connect the major vehicle and the additional trailer,Transfer the electronic signature from the vehicle to trailer. 13-Pole, Fit for Car Truck Trailer Caravan Tow Vehicle. Specification: Item Type: Electrical Plug & Sockets Item Name: 13 Pin Plastic Plug Material: Plastic and Copper Voltage: 12V Size: Approx 125*47*30mm Package Includes: 1 Piece 12V 13Pin Trailer Plug Socket Connector Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you