NEW SUN® 7-Pin Trailer Plug Tester with LED Light, 7-Way Trailer Light Tester, Round RV Blade Electric Wiring Tester, 7-Way Trailer Light Circuit Connector Checking for Truck, RVs - Plug & Play

● EASY INSTALLATION & DISASSEMBLY: Experience lightning-fast plug-and-play magic! The NEWSUN 7-Way Trailer Plug Tester brings you effortless setup in a flash. No tools or batteries? No problem! Just plug it in and watch the LED indicators light up your way to seamless installation and removal.. ● LONG-LASTING CONSTRUCTION: Built with a durable nylon body and high-conductive copper terminals, our tester resists water, high temperatures, wear, and corrosion. Ensuring a longer lifespan for your 7-way trailer plug tester.. ● MULTIPURPOSE USE: Test 6 diverse trailer light functions with a single NEWSUN device. Check taillights, brake controller output, reverse circuit, turn signals, and 12-volt power feed. Guarantee all lights function correctly before hitting the road.. ● WIDE ADAPTABILITY: The NEWSUN trailer plug tester is compatible with most common 7 way trailer plugs on SUVs, trucks, boats, campers, caravans, and other towed vehicles. Versatile for various towing needs.. ● PRACTICAL DESIGN: Compact and easy to store. The small size of the NEWSUN tester makes it ideal for your glove compartment or tool box. Always available when needed without taking up excessive space.