7 Pin / 13 Pin Trailer Tester 12V Trailing Light Wiring Circuit Tester

Practical function: The tester is used to check whether the towing vehicle and trailer are wired correctly, if the towing vehicle and trailer are not the same standard, two adapters can be used to convert.High-quality materials: The trailer tester is made of high-quality copper and PVC. The brass contacts have better electrical conductivity and the PVC shell is lightweight and durable. Wide application: The tester is powered by a 9V battery (not included). This trailer plug tester is suitable for cars, trucks, caravans, campers, trailers and other 12V vehicles. Product Content: The trailer wiring tester comes with a 7 to 13 pin adapter and a 13 to 7 pin adapter.These three-part test tools can be used for various interface configurations to connect trailers and tow vehicles.LED Indicators: The tester's control panel has 6 LED indicators and represents one test item at a time. If the circuit of the tow truck or trailer is wrong, the LED light will clearly indicate what is Note: The data are all measured manually, please allow 1-3cm error Due to the difference in light and display, there may be color differences, please refer to the actual item received.