12V 7 Core RV Line Signal Detector Towing Light Circuit Wiring Tester for Car RV Trailer Camper Truc
Product Name: Durable Plug Connection Tester Diagnostic ToolFeatures: - This 7-pin plug tester can be widely used in trailers, RVs, cars, trucks, vehicles, etc.- Connect one side of the 7-pin trailer connector tester to the trailer is 7-pin plug, and the other side to the car is 7-pin socket, if all the LED lights are on, the circuit is normal.- The 7-pin trailer plug tester is made of ABS and copper, sturdy and durable, the plastic shell is resistant to high and low temperatures, and the brass contacts have better conductivity and long service life.- This trailer plug tester runs on a 9V battery. (not included in the package, additional purchase required).- The connector of this tester has excellent performance, and the control panel adopts LED light display, so that the problem can be seen more intuitively.Material: plastic + copperColour: BlackType: 7 coresVoltage: 12VProblem - Some LED lights are off.- All LED lights are off.- One or more lights are weak or flickering.- All LED lights are weak or flickering.- The trailer light is off but the tester LED light is on.Trailer end:- The ground wire is damaged or all bulbs are broken, please check the power supply.- The line is damaged or there is a foreign object in contact with the plug.- The ground wire is damaged, please check t.Place of Application: - RV, trailerPackage Including: 1 x Line Tester