Suitable for European standard trailer.
Supplies power to your caravan, towing and truck.
Converts the 13-pin socket on your car to the 7-pin female socket.
SUPAREE 13 Pin To 7 Pin Adapter Waterproof Towbar Trailer 12V Towing Caravan Truck Electrical Converter
Amazon.co.uk Price: £5.99 (as of 03/03/2021 05:58 PST- Details)