ETUKER 13 Pin Trailer Light Plug & Socket Wiring Circuit Tester, 12V Connector Cable Wiring Circuit Diagnostic Testing Tools, for Caravan/RV/Trailer Diagnostic

• ✫ 13 Pin Trailer Light Tester- Indicates any failures in the wiring circuits on the car or trailer, one side connects to the 13-pins plug of a trailer and the other side to the 13-pins socket of the towing vehicle.
• ✫ European standard - Passed european CE, ROHS certification, the 13 pin trailer plug tester is normal European standard, used to car, caravan, RV, trailer, bicycle, carriers. 13 pin trailer light tester diagnostic tool tester is designed to indicate a failure in the wiring circuits on both towing vehicles and trailers promptly.
• ✫ 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. But if for any reason you are not completely satisfied with the product--just let us know, we'll be happy to help you out!

ETUKER 12V 13 Pin Trailer Lights Plug & Socket Wiring Circuit Tester is designed for testing the lighting circuits on both towing vehicles and Trailers/RV/Caravan/Boat/Car etc. It has one side to connect to the 13-pins plug of a trailer and the other side to the 13 pins socket of the towing vehicle Simply plug it directly into either 13-pin N-type plugs or sockets and gives a continuity test on all lighting circuits. Specifications: Material: Plastic & Brass Voltage: 12V DC Contents: 1pcs - 13 pin tester Color: Black Item Type: Diagnostic Tools Item Name: Trailer Tester Battery Type: 9V (the battery is not included) Way of use： 1. Connect the tester with plug or socket. 2. Press the yellow button on the side of the tester. 3. If the wiring is good, all the LEDs will light up. For Car (camper) 1. Put the tester in the socket of the car. 2. Press the yellow button on the side of the tester. 3. If the wiring is good, all the LEDs light up. Do the step again as Trailer guide beside. For Trailer (can be a caravan or bicycle carrier) 1. Put the plug in the connection of the tester. 2. Press the yellow button on the side of the tester. 3. If the wiring is good, all the LEDs light up. The function of each LED as "Signal of LED" shows If a LED doesn't light up, because the corresponding wire is defective. If all the LEDs don't light up, then the mass wire is damaged or all bulbs are defective.