Key features

• •CONVENIENT INSTALLATION AND DISASSEMBLY: Enjoy effortless plug-and-play functionality. Easily insert the 7 pin trailer tester plug into your trailer's connector. Then, activate your vehicle's lights and signals and review the status of each LED indicator. No tools or batteries are required.
• •LONG-LASTING CONSTRUCTION: Our 7 pin tester is finished with a sturdy nylon body and high-conductivity copper terminals. It is designed to withstand water, high temperatures, wear and corrosion, ensuring a longer service life.
• •MULTIPURPOSE USE: Test six different types of trailer light function with just one device. Our 7 way tester performs a complete check of tail lights, brake controller outputs, reverse circuits, turn signals, and 12-volt power feeds, ensuring that all trailer light functions are in very good shape before you take off on the road.
• •WIDE ADAPTABILITY: The trailer plug tester is designed to be compatible with most 7-way trailer plugs which are usually seen on SUVs, trucks, boats, campers, caravans, and other trailers.
• •PRACTICAL DESIGN: The trailer light tester is compact and portable and can be stored in a glove box or tool box without taking up extra space.