Feature 1Professional Adapter: The heavy duty trailer 13 pin to 7 pin connector is designed for 13 pin plug in automotive to dual 7 pin N and S sockets in trailer or caravan with stable connection. 2Plug and Play: The trailer 13 pin to twin 7 pin adapter adopts plug and play design, all you need to do is just insert into socket, twist and lock without changing any cable, fast and convenient. 3Wide Application: The trailer 13 pin to 7 pin converter can well work in cars with a 13 pin plug on the towbar, supplies ancillary charging circuits, fridge or other appliance. 4Excellent Performance: The high quality trailer 13 pin to twin 7 pin adaptor allows vehicle and caravan, trailer electrics compatible when towing, delivering you more convenience. 5Waterproof Connector: The trailer 13 pin to twin 7 pin plug after extensive quality and safety test, with excellent waterproof performance, more secure in using.Item Type: Trailer 13 Pin to 7 Pin AdapterMaterial: ABS, metalType: 13 pin plug (automotive) to dual 7 pin N and S sockets (trailer/caravan)Wiring Reference Information:13 Pin Lighting Connections - Cable FunctionPIN 1 - Yellow Wire (Left Hand Direction Indicator)PIN 2 - Blue Wire ( Rear Fog Lamps)PIN 3 - White Wire ( Earth Return)PIN 4 - Green Wire (Right H Direction Indicator)PIN 5 - Brown Wire (Right H Tail and Number Plate Lamp)PIN 6 - Red Wire (Stop Lamp)PIN 7 - Black Wire (Left H Tail and Number Plate Lamp)PIN8 - Pink Wire ( Reversing Light)PIN9 - orange wire ( 12V permanent power from battery )PIN10 - grey wire12V ignition on (battery charging or fridge)PIN11 - White / black wire (earth for terminal 10)PIN12 - White / blue wire (NOT usually used)PIN13 - White/red wire (earth for terminal 9)7 Pin Lighting Connections - 12 N Black Cable FunctionPIN 1 - Yellow Wire (Left Hand Direction Indicator)PIN 2 - Blue Wire ( Rear Fog Lamps)PIN 3 - White Wire ( Earth Return)PIN 4 - Green Wire (Right H Direction Indicator)PIN 5 - Brown Wire (Right H Tail and Number Plate Lamp)PIN 6 - Red Wire (Stop Lamp)PIN 7 - Black Wire (Left H Tail and Number Plate Lamp)Caravan 7 pin supplementary circuits 12S grey cable functionPin 1 - Yellow Reversing LampsPin 2 - Blue Battery Charging (original UK system)Pin 3 - White Earth Return (for pins 2 4)Pin 4 - Green Power SupplyPin 5 - Brown SparePin 6 - Red FridgePin 7 - Black Earth Return (for pin 6) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Trailer 13 Pin to 7 Pin Adapter