Indicates faults in the wiring circuits of car or trailer lighting. Plug and play, no cutting or splicing required.

Certified CE EN61000, RoHS EN62321, with high-quality ABS + copper material, durable matte black housing.

Simply connect the light and cable tester to the socket or plug to be tested, press the test button, and the LED display will provide clear diagnostic information.

12V electric trailer socket tester; one end of the trailer connects to the vehicle's 7-pin plug and socket, standard European plugs commonly used in cars, caravans, motorhomes, and other vehicles.

You need a 9V battery to power the tester; otherwise, it will not work (not included).

Specifications:

Material: Plastic and copper

Voltage: DC 12V

Content: 1 x tester

Tip: The probes on the housing can be directly inserted into a 7-pin plug or socket to check the continuity of all lighting circuits.

How to test the connection of a trailer (can also be a caravan, bicycle, van, or other utility vehicle)?

1. Connect the tester to a plug or socket.

2. Press the yellow button on the side of the tester.

3. With good wiring, all LEDs will light up.