Just plug the tester in the 7 pin socket or the 7 pin plug of the trailer or For caravan and press the yellow button on the side of the tester. 1 x Plug Socket Diagnostic Tools. Designed to indicate a failure in the wiring on both towing vehicles and trailers/For caravans etc.
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Features: Made of high quality plastic and copper material for durable and long lasting use. Easy and convenient to operate. Can be used to connect the taillights, brake lights, turn signals and reverse lights. High quality material and fine workmanship ensures its durability. for Ideal for RV, car, trailer, etc. Specifications: Material:Plastic Length:Approx.89mm/3.50'' Voltage Output:12V Package Includes: 1x 7 Pin Trailer Socket note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
eBay
Simply plug the lighting and cable tester into the socket or plug to be tested and press the test button to make a clear diagnosis via the LED display. It is easy to use and practical. his trailer tester can help you quickly check for circuit failures in 12V electrical systems in vehicles and trailers.
eBay
13 Pin 12V Caravan Towing Tow Bar Light Wiring Tester Trailer Socket Tester Towbar Plug Socket Diagnostic Tools Accessories. Justplug the tester in the 13 pin socket or the 13 pin plug of the trailer orcaravan and press the yellow button on the side of the tester.
eBay
Simply plug the lighting and cable tester into the socket or plug to be tested and press the test button to make a clear diagnosis via the LED display. It is easy to use and practical. his trailer tester can help you quickly check for circuit failures in 12V electrical systems in vehicles and trailers.
eBay
Simply plug the lighting and cable tester into the socket or plug to be tested and press the test button to make a clear diagnosis via the LED display. It is easy to use and practical. his trailer tester can help you quickly check for circuit failures in 12V electrical systems in vehicles and trailers.
eBay
Just plug the tester in the 7/13 pin socket or the 7/13 pin plug of the trailer or For 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/For caravans etc.
eBay