Car Towing Light Tester Caravan Towing Tow Bar Light Wiring Tester Trailer Tester 7 Pin 12V Plug Socket Diagnostic Tools

Feature: 100% Brand new and high quality. Durable construction, high-and low-temperature resistant, acid and alkali resistantCompact hand held design, portable, easy to carryJust plug the tester in the 7 pin socket or the 7 pin plug of the trailer or caravan and press the yellow button on the side of the tester.Designed to indicate a failure in the wiring on both towing vehicles and trailers/caravans etc Specification:Battery : 9V Battery (not included) Voltage 12V

Package Included: 1 x Plug Socket Diagnostic Tools