{"product_id":"7-pin-trailer-plug-tester-and-4-pin-trailer-tester","title":"7 Pin Trailer Plug Tester And 4 Pin Trailer Tester With Dual Sided LED Indicators For Boat RV Truck Camper Wiring 2 In 1 Trailer Light Tester For Flat 4 Pin And RV Blade Connectors Not For Vehicles With Lamp Out Sensor","description":"\u003cdiv\u003e2-in-1 Trailer Plug Tester for 4-pin and 7-pin RV wiring\n✔️ Dual-sided LEDs read 4-pin and 7-pin plugs quickly \u003cp\u003eThis single-unit tester combines both 4-pin flat and RV blade 7-pin trailer wiring checks, letting you verify trailer light circuits on trucks, boats, campers, caravans, and other towed vehicles. Note: Not for vehicles with lamp-out sensor.\u003c\/p\u003e \u003cp\u003e✅ 2-in-1 tester for 4-pin flat and 7-pin RV blade connectors\u003cbr\u003e✅ Upgraded double-sided LED indicators for easy reading on both sides\u003cbr\u003e✅ Tests six trailer light functions: taillights, brake lights, reverse lights, turn signals, electric trailer brakes, and 12V auxiliary power\u003cbr\u003e✅ No batteries or wiring needed; plugs into the vehicle for testing\u003cbr\u003e✅ Durable ABS plastic body with tin-plated copper terminals for reliable conductivity\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a trailer plug tester used for in boat and RV wiring?\u003c\/p\u003e\n\u003cp\u003eA handy tool for quickly verifying trailer wiring and diagnosing lighting problems. It supports both 4-pin flat and 7-pin RV blade connectors and indicates statuses with LEDs.\u003c\/p\u003e\n\u003cp\u003e- Tests taillights, brake lights, turn signals, reverse lights, 12V auxiliary power, and electric trailer brakes\u003c\/p\u003e\n\u003cp\u003e- No batteries needed; uses vehicle power for testing\u003c\/p\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49136476291307,"sku":"VXB0DBL45YFN","price":66.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/718RQykdnVL.jpg?v=1785644535","url":"https:\/\/vxb.com\/products\/7-pin-trailer-plug-tester-and-4-pin-trailer-tester","provider":"VXB Bearings","version":"1.0","type":"link"}