7/13 Pin Towing Trailer Tow Bar Caravan Plug Socket Lights Wiring Circuit Tester

Trailer tester 12 VOLT hand tester Lighting and cable tester for trailers/caravans and towing vehicles for 7-pin. Simply plug the lighting and cable tester into the socket or plug to be tested, press the test button and a clear diagnosis is made via the LED display.

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