Item Descriptions:
– The Tester is designed to indicate a failure in the wiring on your trailer, caravan or horsebox with a Six Light LED system
– Quick, easy and very simple to use! Just plug the tester in the 7 pin socket or the 7 pin plug of the Trailer/Caravan and press the yellow button on the side of the tester. If the wring is good, all the LEDs light up
– Makes checking the wiring of your car, trailer, caravan & horsebox easily before you set off on your trips or travel.
– Note: 9v Battery Not included
– Note: Best to use large round pin not Small pin.

Package:
7 Pin Towing Trailer Tow bar Caravan Light Tester Plug& Socket

Size:
Dimension:17.5 x 5 x 4.2cm