{"product_id":"3-72v-dc-circuit-tester-led-display-trailer-brake","title":"Upgraded Trailer Brake Tester DC 3-72V Circuit Tester with LED Display","description":"\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\n\u003c!-- 主图 --\u003e\n\u003cdiv class=\"aplus-v2 desktop celwidget\"\u003e\n  \u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\" style=\"text-align: center;\"\u003e\n    \u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\n      \u003cimg alt=\"3-72V automotive test light\" class=\"a-spacing-base a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/ec2529e4-f6ba-4aae-ad74-8f7003eb05f5.__CR0,0,970,600_PT0_SX970_V1___.jpg\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 左图右文模块 --\u003e\n  \u003cdiv class=\"celwidget aplus-module module-1 aplus-standard\" style=\"text-align: center;\"\u003e\n    \u003cdiv class=\"aplus-module-wrapper apm-fixed-width\"\u003e\n      \u003cdiv class=\"apm-spacing apm-wrap\"\u003e\n        \u003cdiv class=\"apm-floatleft apm-wrap\"\u003e\n          \u003cdiv class=\"apm-leftimage\"\u003e\n            \u003cimg alt=\"digital test light with voltmeter\" class=\"a-spacing-mini a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/ebd10a60-85e7-4c56-a175-fb1ecba5f02e.__CR0,0,300,400_PT0_SX300_V1___.jpg\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv class=\"apm-rightthirdcol\"\u003e\u003cbr\u003e\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"clear: both;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 四图四文模块 --\u003e\n  \u003cdiv class=\"celwidget aplus-module module-4 aplus-standard\" style=\"text-align: center;\"\u003e\n    \u003cdiv class=\"aplus-module-wrapper apm-fixed-width apm-spacing\"\u003e\n      \u003cdiv class=\"apm-flex\"\u003e\n        \u003cdiv class=\"apm-flex-item-fourth-width\"\u003e\n          \u003cp class=\"apm-text-center\"\u003e\u003cimg alt=\"test light with indicates light\" class=\"a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/5d85b17a-2f1e-4b07-893b-e3d6b2e4fc4c.__CR0,0,220,220_PT0_SX220_V1___.jpg\"\u003e\u003c\/p\u003e\n          \u003ch4 class=\"a-spacing-mini\"\u003e3-72V and Bidirectional Voltage Testing\u003c\/h4\u003e\n          \u003cp class=\"a-size-small\"\u003eWith 3-72V DC voltage testing range, attach the alligator clamp either to negative or positive ground, red and green light indicates circuits' polarity.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"apm-flex-item-fourth-width\"\u003e\n          \u003cp class=\"apm-text-center\"\u003e\u003cimg alt=\"buzzer sound test light voltage tester\" class=\"a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/e519bb0e-4c9c-42ff-b67f-220176942e4a.__CR0,0,220,220_PT0_SX220_V1___.jpg\"\u003e\u003c\/p\u003e\n          \u003ch4 class=\"a-spacing-mini\"\u003eBuzzing Sound Alarm\u003c\/h4\u003e\n          \u003cp class=\"a-size-small\"\u003eWhen doing volt testing, one sound buzzing for positive voltage direction and double sound for negative.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"apm-flex-item-fourth-width\"\u003e\n          \u003cp class=\"apm-text-center\"\u003e\u003cimg alt=\"anti-lost probe cover\" class=\"a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/a01ade45-72fa-4ff6-b5ce-dd4cf345dbf6.__CR0,0,220,220_PT0_SX220_V1___.jpg\"\u003e\u003c\/p\u003e\n          \u003ch4 class=\"a-spacing-mini\"\u003eAnti-lost Probe Cover\u003c\/h4\u003e\n          \u003cp class=\"a-size-small\"\u003eAnti-lost Silica Gel Needle Cover was designed as a part of the spring wire, no worry about losing it during testing or storage.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"apm-flex-item-fourth-width\"\u003e\n          \u003cp class=\"apm-text-center\"\u003e\u003cimg alt=\"spring wire test light\" class=\"a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/4d08f062-bf55-47e1-87d0-f3722e985c4c.__CR0,0,220,220_PT0_SX220_V1___.jpg\"\u003e\u003c\/p\u003e\n          \u003ch4 class=\"a-spacing-mini\"\u003e140 Inch Long Enough PU Spring Wire\u003c\/h4\u003e\n          \u003cp class=\"a-size-small\"\u003eHigh quality 140 inch long enough PU spring wire offers more flexibility, lighter and durable.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"clear: both;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 大图加表格 --\u003e\n  \u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\"\u003e\n    \u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\" style=\"text-align: center;\"\u003e\n      \u003cimg alt=\"wider application automotive voltage fuse tester\" class=\"a-spacing-base a-lazy-loaded\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/e158ed38-ab58-4108-93fa-2471df18f4cb.__CR0,0,970,600_PT0_SX970_V1___.jpg\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\" style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n    \u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\n      \u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eUpgraded Trailer Brake Tester Light - DC 3-72V Circuit Tester\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp style=\"text-align: center;\"\u003eThis \u003cstrong\u003eHeavy-Duty Digital LED Circuit Tester\u003c\/strong\u003e is designed for precision voltage testing and polarity indication, perfect for trailers, automotive circuits, and electrical diagnostics.\u003c\/p\u003e\n      \u003ch4 style=\"text-align: center;\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n      \u003cdiv style=\"text-align: center;\"\u003e\n        \u003cdiv class=\"tableContainer horzScrollShadows\"\u003e\n          \u003ctable class=\"min-w-full\"\u003e\n            \u003cthead\u003e\n              \u003ctr\u003e\n                \u003cth\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/th\u003e\n                \u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n              \u003c\/tr\u003e\n            \u003c\/thead\u003e\n            \u003ctbody\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eWider Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eTests DC voltage from 3V to 72V, covering a variety of vehicles and circuits.\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eBidirectional Polarity Test\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eRed and green LEDs clearly indicate positive or negative polarity.\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eDigital LED Display\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eAccurate voltage readout with 0.1V resolution for precise testing results.\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eDurable Design\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eSturdy stainless steel probe with anti-lost rubber cover for added durability.\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eLonger Spring Wire\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e140-inch PU wire provides more flexibility for hard-to-reach areas.\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eBuzzing Alarm\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eSingle buzz for positive voltage, double buzz for negative, offering clear audio feedback.\u003c\/td\u003e\n              \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n          \u003c\/table\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003ch4 style=\"text-align: center;\"\u003e\u003cstrong\u003eWhy Choose This Tester?\u003c\/strong\u003e\u003c\/h4\u003e\n      \u003cul style=\"text-align: center;\"\u003e\n        \u003cli\u003e\u003cp\u003e\u003cstrong\u003eVersatile \u0026amp; Efficient\u003c\/strong\u003e: Ideal for automotive, trailer, and electrical diagnostics.\u003c\/p\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cp\u003e\u003cstrong\u003eHigh-Quality Construction\u003c\/strong\u003e: Built to withstand tough conditions and regular use.\u003c\/p\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cp\u003e\u003cstrong\u003eEasy to Use\u003c\/strong\u003e: Bidirectional clamp and digital LED readout ensure accuracy in any testing scenario.\u003c\/p\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003ch4 style=\"text-align: center;\"\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n      \u003cul style=\"text-align: center;\"\u003e\n        \u003cli\u003e\u003cp\u003e1 x Trailer Brake Tester Light\u003c\/p\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cp\u003e140-inch PU spring wire with alligator clip\u003c\/p\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cp\u003eAnti-lost probe cover\u003c\/p\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: For best results, follow safety guidelines while testing electrical systems.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"Aurawins","offers":[{"title":"Default Title","offer_id":42247880573014,"sku":"B0BTP14VT8","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/9739\/3494\/files\/718R9lBBuxL._SL1500.jpg?v=1744596115","url":"https:\/\/34ezjx-zp.myshopify.com\/products\/3-72v-dc-circuit-tester-led-display-trailer-brake","provider":" US Auto Parts Supplier - One-Stop Shop with Local Warehouses | Aurawins","version":"1.0","type":"link"}