Description
Nylon: The tester is made of nylon, matched with female pins, the surface is frosted, and the connection is stable. 7-pin trailer light tester: Indicates any fault in the wiring circuit of a car or trailer, one side connects to the 7-pin plug of the trailer and the other side connects to the 7-pin plug of the towing vehicle. Function: Trailer, tractor lights and tester, it is convenient for the tester to find broken wires. Application: For 7-pin plugs and sockets with adapters, typically fitted to trailers, caravans, cars and trucks. Convenience: Plug and play design, no cutting or pinning required.
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