NeaLia 7 Pin Trailer Plug Tester, 7 Way Wiring Tester for RV, Round Trailer Light Tester for Truck, Pickup, Towing, Tow Wire Brake Blade 12V Connector

【QUICK TESTING】NeaLia 7 pin trailer plug tester integrates 7 signals from your truck, ensures quick 30-second check including tail marker (TM), brake (BK), backup (BU), left turn (LT), right turn (RT), stop (LT+RT), and 12 volt auxiliary power

【PLUG & PLAY】This trailer wiring tester is equipped with a standard 7 way connector, easy to install, ideal for trailer, RV, truck, pickup, camper, and other towed vehicles

【180° ROTATABLE HEAD】Our 7 round pin trailer light tester head is 180° rotatable—just loosen the screw and rotate the tester head as you want; Whether you have an upward or downward trailer socket, the tester indicator is available

【PREMIUM MATERIAL】This 7-pin tester is built with 99% pure copper pins and sturdy ABS housing, providing better conductivity, more reliable performance and longer lifespan for your truck

【COMPACT SIZE】The compact 7 way tester is easy to store in your glove compartment, toolbox, cab organizer, under-seat storage or trailer storage compartment, allowing you to test trailer wire no matter at home or on the road

NOTE: This 7 pin tester is designed for traditional analog systems. It may NOT be compatible with vehicles that use digital automotive systems or advanced electronic control units (ECUs). Always verify compatibility with your vehicle before purchase. We provide a one-year warranty; If you encounter any issues during use, contact us and we will resolve the problem within 24 hours