7-Way Round Pin Mobile Universal Trailer Tester

Your Trailer's Best Friend: The Ultimate Tester! “It’s perfect & very durable for my husband. He is a ruff of tools. So this being in a box is perfect. Easy trailer light tester” - Monique Riley Why Get Our 7-Way Round Pin Mobile Universal Trailer Tester? ✅Efficient: Without testing, you could overlook faulty lights or wiring issues. The 7-Way Round Pin Mobile Universal Trailer Tester quickly and accurately checks the electrical and brake systems of trailers. ✅Convenient: The Mobile Universal Trailer Tester is a commercial tool that quickly tests trailer lights and electric brakes by powering each circuit in 7-way round pin arrangements. It verifies wiring, checks ground integrity, identifies short circuits and overloads, and simulates turn signals and brake operation. ✅High Quality: The Trailer Tester has a rugged, water-resistant design with an internal battery compartment and an external 12V power port for memory saving, test light supply, or trickle charging. It inclu