ETUKER 7 Pin Trailer Light Plug & Socket Wiring Circuit Tester, 12V Connector Diagnostic Testing Tools, for Caravan/RV/Trailer (Tester + Adapter)

✫ 7 Pin Trailer Light Tester- Indicates any failures in the wiring circuits on the car or trailer, one side connects to the 7-pins plug of a trailer and the other side to the 7-pins socket of the towing vehicle. ✫ European standard - Passed european CE, ROHS certification, the 7 pin trailer plug tester is normal European standard, used to car, caravan, RV, trailer, bicycle, carriers. This 12V tester are Easy to Assemble, also can be applied to 13 pin with the adapter. ✫ Durable Material - testers are selected with superior plastic & cross slotted copper needles, cooperate with the female pin, surface after frosted, stable connection. ✫ Please Note- The trailer light circuit tester requires 1PC 9V battery (not included). ✫Confident Product - Product for sale by ETUKER, we provide friendly customer service.If for any reason you are not completely satisfied with the product -just let us know, we'll be happy to help you out!