【7 Pin Trailer Plug Tester】Simple plug-and-play design, just plug the 7-way trailer plug tester into the connector, turn on the vehicle lights and signals, then check the LED lights on the tester. Each of the indicator light with clear labeling to tell you which of your towing vehicle lights work or not. No extra tools or batteries needed, simple and easy, that's it.
【7 Way Trailer Connector Kit】This 7 pin trailer plug comes ready to splice into your existing vehicle wiring. The 7 way trailer connector can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power.
【Wide Application 】Suitable for almost all types of vehicles including trucks, boats, trailers, campers, caravans, food trucks, and other towing vehicles, etc. 1 Year Warranty by CXTM.