Ring Automotive 12N 7 Pin Tow Bar & Trailer Wiring Tester Suitable for Trailers, Horseboxes Caravans

TOW BAR TESTING: Ensure your trailer wiring is in working order with this handy 7 pin tester, suitable for trailers, horseboxes & caravans EASY TO USE: Quickly and easily check the connections of your tow bar to ensure safe towing every time COMPATIBILITY: Designed by Ring Automotive to be compatible with both 12N sockets and 7 pin plugs for any towing need RELIABLE: Trust this wiring tester to accurately diagnose any faults or issues within your trailer electrical system CONVENIENT TOOL: Keep this essential testing tool on hand for peace of mind when preparing for a trip with your trailer or caravan