{"product_id":"current-tester","title":"A-L18 Current Tester-Load current detection,relay current detection","description":"\u003cdiv class=\"ds-virtual-list-items _6f2c522\"\u003e\n\u003cdiv class=\"ds-virtual-list-visible-items\"\u003e\n\u003cdiv class=\"_4f9bf79 d7dc56a8 _43c05b5\"\u003e\n\u003cdiv class=\"ds-message _63c77b1\"\u003e\n\u003cdiv class=\"ds-markdown ds-assistant-message-main-content\"\u003e\n\u003ch3 class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔌 Stop Guessing. Start Diagnosing. Quickly Identify Weak Connections, Voltage Drops \u0026amp; Wiring Faults in Any Circuit.\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/542574fa54ec44ceb0dcfe96e2cab03e_tplv-fhlh96nyum-resize-webp_800_800_4588257b-a81c-42d9-968e-3194a81e60ea.webp?v=1787884661\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔌\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e0.01A–19.99A Load Current Detection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e– Accurately measures a wide current range for thorough circuit analysis, helping pinpoint parasitic draws and failing components. Ideal for automotive, marine, and electrical system diagnostics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/a9192638a98e4e17b9967a8a63e6c38f_tplv-fhlh96nyum-resize-webp_800_800_b7a02572-f6b9-4ed8-a286-725696b52749.webp?v=1787884660\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚡\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIn-Circuit Bypass Switch\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e \u003c\/span\u003e– Isolate circuits, test components, and bypass loads without disconnecting wiring – saves time and preserves connections during troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/63e813d959f3482f9f840b94ba5a8a13_tplv-fhlh96nyum-resize-webp_800_800_48689222-fde8-45d9-8f17-de3abca7c1a7.webp?v=1787884661\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔄\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAuto Polarity Detection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e– Instantly identifies positive and negative polarity with visual indicators, helping prevent reverse connections and protecting sensitive vehicle electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/e3bf852ce3344b81986bf8a240c203d0_tplv-fhlh96nyum-resize-webp_800_800_259d6d6e-e347-4935-940f-8e49d98580d1.webp?v=1787884661\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔩\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eVersatile Automotive \u0026amp; Marine Application\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e– Engineered for cars, EVs, trucks, motorcycles, and marine vessels – a single tool for all your vehicle electrical repairs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/d032504a06224bbcaa952b0f7f4b442e_tplv-fhlh96nyum-resize-webp_800_800_24ec9f46-73f6-49c4-acee-a9c46d8de0e7.webp?v=1787884660\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e📊\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eReal-Time Digital Display\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e \u003c\/span\u003e– Clear, accurate readouts provide immediate feedback on current and voltage levels, helping you identify faults at a glance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/9e6f0097adc6471aa71599dae7af640a_tplv-fhlh96nyum-resize-webp_800_800_c4e6e456-d1e8-4bda-a4c2-d9a6c6430867.webp?v=1787884661\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🛠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEssential Repair Accessory\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e– Whether you're a professional mechanic or a weekend DIYer, this diagnostic tool turns confusion into confidence.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e🇺🇸🇨🇦🇦🇺 \u003c\/span\u003e\u003cspan class=\"\"\u003eFast Shipping\u003c\/span\u003e\u003cspan class=\"\"\u003e – Ships from US \/ CA \/ AU warehouses, get it in 3–6 days.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eYour vehicle's electrical system is the backbone of modern automotive performance. This diagnostic tool helps you maintain it with precision.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAs today's vehicles increasingly rely on electronics and software to carry out key functions, from lane assist to self-parking, maintaining a healthy electrical system is more critical than ever\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/blogs.sw.siemens.com\/thought-leadership\/how-software-defined-vehicles-are-changing-the-automotive-industry\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. Weak connections and wiring faults can compromise these advanced features, leading to expensive repairs and frustrating downtimes. Engineered to measure DC volts from 3.3V to 65V, this versatile tool allows you to identify weak connections, voltage drops, and wiring faults quickly and accurately\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.motor.com\/2026\/05\/topdon-ct100-circuit-tester-for-electrical-diagnosis\/#wp--skip-link--target\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. With it, you can go from \"I don't know\" to \"I can fix it\" in no time\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.vehicleservicepros.com\/industry-news\/news\/55377501\/topdon-releases-ct100-circuit-tester\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/d490ce5f464d4b1f991444a0bac87826_tplv-fhlh96nyum-resize-webp_800_800_ba2c8627-29a6-4150-8d93-d5e1d1810784.webp?v=1787884661\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDiagnose With Confidence\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis current tester delivers ±0.1V accuracy and features a real-time digital display with dual-color backlighting that clearly identifies positive and negative polarity to prevent reverse connections\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.vehicleservicepros.com\/industry-news\/news\/55377501\/topdon-releases-ct100-circuit-tester\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. Audio and visual alerts provide immediate feedback for high voltage, overheating, and reverse polarity, while an additional tone confirms circuit continuity\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.motorcyclepowersportsnews.com\/topdon-ct100\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. The built-in in-circuit bypass switch and current detection range of 0.01A–19.99A give you the tools you need to test relays, measure loads, and troubleshoot complex circuits effectively.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/b213aa119ed94b93944a71793a9aef5a_tplv-fhlh96nyum-resize-webp_800_800_d8094331-b100-492a-8136-e74a000b6c4a.webp?v=1787884660\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt for Professionals and DIYers\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWith a standard 4mm banana jack for quick switching between clips and a heavy-duty alligator clip for consistent performance, this tool is designed to hold up to repeated use\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.motor.com\/2026\/05\/topdon-ct100-circuit-tester-for-electrical-diagnosis\/#wp--skip-link--target\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. A 12.5-foot cable provides greater reach when working around vehicles, and the convenient carrying bag keeps everything organized and ready to go\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.motorcyclepowersportsnews.com\/topdon-ct100\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWhat's Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e1 x Current Tester with Digital Display, 1 x 12.5ft Cable, 1 x Carrying Bag\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOne tool. Accurate diagnostics. Reliable repairs.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e🔋🔧\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eAttribute\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eVoltage Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.3V–65V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCurrent Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e0.01A–19.99A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e±0.1V (3.3–60V), ±0.2V (60–65V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDisplay\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eReal-time digital with dual-color polarity backlighting\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFeatures\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAuto polarity detection, in-circuit bypass switch, audio\/visual alerts, load testing capability\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnectivity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eStandard 4mm banana jack, heavy-duty alligator clip\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCable Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e12.5 feet\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCars, EVs, trucks, motorcycles, marine vessels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSocial Proof\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003e\"Engineered to measure DC volts from 3.3 to 65 volts, allowing it to quickly identify weak connections, voltage drops, and wiring faults. From 'I don’t know' to 'I can fix it' in no time.\" – Chad Schnitz, Vice President of TOPDON USA\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003e\"I've been using this tester for electrical diagnostics and it has saved me hours of troubleshooting. The in-circuit bypass switch is a game changer.\" – Verified Buyer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003e\"Essential tool for anyone working on modern vehicles. The digital display is clear, the polarity detection is spot on, and the build quality is professional.\" – Verified Buyer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCall to Action\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eShop Now – Limited Stock in US\/CA\/AU Warehouses\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003e[Add to Cart]\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"zw12138","offers":[{"title":"Default Title","offer_id":41834886463621,"sku":"ZW2608283085-不带电池","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8208\/7301\/files\/O1CN01EYaSQ622o5JmBpcGe__2217075217166-0-cib.jpg?v=1787884661","url":"https:\/\/noomoriey.com\/products\/current-tester","provider":"noomoriey","version":"1.0","type":"link"}