Item Descriptions:
– 12V electrical trailer plug & socket wiring tester
– One side connects to the 7-pins plug of a trailer and the other side to the 7-pins socket of the towing vehicle
– Indicates any failures in the wiring circuits on the car or trailer
– Durable black plastic construction
– For use with 7 pole plugs and sockets
– Includes adaptors for 13 pin plugs and sockets
– LED indicators
– Can be used with trailers, caravans, horseboxes, bicycle carriers etc.
– Portable, easy to store hand held design
– Tester requires 1 x 9V battery (not included)

Package:
1 x 12 Volt 7 Pin Trailer Plug and Socket Tester
1 x Adapter (7-pin socket to 13-pin connector)
1 x Adapter (13-pin plug to 7 pin socket)