{"product_id":"automotive-circuit-relay-tester","title":"Automotive Circuit Tester with Digital Display","description":"\u003cstyle\u003e\n.hbt-auto833{\n --a-black:#0c0d0f;--a-card:#15171a;--a-red:#e32222;--a-red2:#ff5555;\n --a-white:#fff;--a-light:#f5f5f5;--a-dark:#1d1e21;--a-muted:#babdc2;\n --a-darkmuted:#5f6369;--a-line:#303236;--a-lightline:#dedfe2;\n max-width:980px;margin:0 auto;padding:12px;container-type:inline-size;box-sizing:border-box;\n}\n.hbt-auto833 *{box-sizing:border-box}\n.hbt-auto833 .a-stack{display:grid;gap:14px}\n.hbt-auto833 .a-card{\n overflow:hidden;position:relative;border-radius:24px;\n box-shadow:0 15px 40px rgba(0,0,0,.18);\n transition:transform .25s ease,box-shadow .25s ease;\n}\n.hbt-auto833 .a-card:hover{transform:translateY(-3px) scale(1.004);box-shadow:0 21px 48px rgba(0,0,0,.24)}\n.hbt-auto833 .a-card:active{transform:scale(.985)}\n.hbt-auto833 .a-dark{\n color:#f6f6f6;border:1px solid #303236;\n background:radial-gradient(circle at 92% 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th{width:34%;background:#f4f4f5;color:#202125}.hbt-auto833 .a-spec td{color:#5e6268}\n.hbt-auto833 .a-faq{display:grid;gap:9px;margin-top:15px}\n.hbt-auto833 .a-faq details{background:#fff;border:1px solid #dedfe2;border-radius:16px;overflow:hidden}\n.hbt-auto833 .a-faq summary{cursor:pointer;list-style:none;position:relative;padding:15px 44px 15px 15px;color:#202125;font-size:14px;font-weight:900}\n.hbt-auto833 .a-faq summary::-webkit-details-marker{display:none}\n.hbt-auto833 .a-faq summary:after{content:\"+\";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:20px;color:#c91c1c}\n.hbt-auto833 .a-faq details[open] summary:after{content:\"βˆ’\"}\n.hbt-auto833 .a-faqbody{padding:0 15px 15px;color:#60646a;font-size:13px;line-height:1.6}\n.hbt-auto833 .a-cta{text-align:center}\n.hbt-auto833 .a-btn{\n display:inline-flex;margin-top:17px;min-height:50px;padding:14px 22px;\n align-items:center;justify-content:center;border-radius:999px;\n background:linear-gradient(180deg,#f23c3c,#bd1515);color:#fff;text-decoration:none;font-size:14px;font-weight:900;\n box-shadow:0 14px 30px rgba(227,34,34,.28);\n}\n@container(min-width:700px){\n.hbt-auto833 .a-inner{padding:24px}.hbt-auto833 .a-title{font-size:40px}\n.hbt-auto833 .a-grid{grid-template-columns:1fr 1fr;gap:23px}\n.hbt-auto833 .a-feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))}\n.hbt-auto833 .a-usegrid{grid-template-columns:repeat(4,minmax(0,1fr))}\n}\n@media(prefers-reduced-motion:reduce){\n.hbt-auto833 .a-card,.hbt-auto833 .a-track,.hbt-auto833 .a-shine{transition:none!important;animation:none!important}\n}\n\u003c\/style\u003e\n\u003cdiv class=\"hbt-auto833\"\u003e\n\u003cdiv class=\"a-stack\"\u003e\n\u003csection class=\"a-card a-dark\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-grid\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eSTOP GUESSING AT INVISIBLE FAULTS\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eFind Out What The Circuit Is Doing Before You Start Replacing Parts.\u003c\/h2\u003e\n\u003cp class=\"a-copy\"\u003eCombine automotive circuit checking and common relay testing in one digital handheld toolβ€”built for the electrical problems hiding inside crowded engine bays and fuse boxes.\u003c\/p\u003e\n\u003cdiv class=\"a-tags\"\u003e\n\u003cspan class=\"a-tag\"\u003e⚑ DC 3.5–36V\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003eπŸ”Œ 4\/5-Pin Relays\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003eπŸ’‘ Integrated LED\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-media\"\u003e\u003cimg src=\"https:\/\/harikarionthebeat.com\/cdn\/shop\/files\/spp_shopify20260811174129_0416705c176cbf3aa57a21a7c5fe852c_473839ee-291f-4f03-b2c3-83b59b3d4021.jpg?v=1789553444\u0026amp;width=1445\" alt=\"Automotive digital circuit and relay tester\" loading=\"eager\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"a-marquee\"\u003e\n\u003cdiv class=\"a-track\"\u003e\n\u003cdiv class=\"a-group\"\u003eCIRCUIT TESTING β—† RELAY TESTING β—† DIGITAL DISPLAY β—† 12V \/ 24V β—† WORK LIGHT β—† GARAGE READY β—†\u003c\/div\u003e\n\u003cdiv class=\"a-group\"\u003eCIRCUIT TESTING β—† RELAY TESTING β—† DIGITAL DISPLAY β—† 12V \/ 24V β—† WORK LIGHT β—† GARAGE READY β—†\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"a-card a-light\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-grid\"\u003e\n\u003cdiv class=\"a-media\"\u003e\u003cimg src=\"https:\/\/harikarionthebeat.com\/cdn\/shop\/files\/spp_shopify20260811174137_fa7e59ccd2210696f27b2f4251ed209b_51a02196-7557-4b91-a7ef-8495db0d00ba.jpg?v=1789553444\u0026amp;width=1445\" alt=\"Common automotive electrical diagnosis problems\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eTHE REAL PROBLEM\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eThe Hard Part Is Usually Finding Where The Electrical Problem Starts.\u003c\/h2\u003e\n\u003cp class=\"a-copy\"\u003eA fuse box full of relays and wiring can turn a simple symptom into a long search. A dedicated tester helps turn that search into a more structured diagnostic process.\u003c\/p\u003e\n\u003cdiv class=\"a-feature-grid\"\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eInvisible Circuit Faults\u003c\/strong\u003e\n\u003cp\u003eGet measurable feedback instead of relying only on visual inspection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eRelay Questions\u003c\/strong\u003e\n\u003cp\u003eCheck compatible common automotive relay formats from the same tool.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eDark Engine Bays\u003c\/strong\u003e\n\u003cp\u003eAn integrated light helps illuminate the immediate test area.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"a-card a-dark\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-grid\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eTWO DIAGNOSTIC JOBS β€’ ONE TOOL\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eMove Between Circuit Checks And Relay Checks Without Rebuilding Your Setup.\u003c\/h2\u003e\n\u003cp class=\"a-copy\"\u003eThe dual-function design combines electrical circuit testing with support for common 4-pin and 5-pin automotive relays, helping reduce the number of separate diagnostic tools on the bench.\u003c\/p\u003e\n\u003cdiv class=\"a-tags\"\u003e\n\u003cspan class=\"a-tag\"\u003eπŸ”Ž Circuit Diagnosis\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003eβš™οΈ Relay Testing\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003eπŸ“Ÿ Digital Feedback\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-media\"\u003e\u003cimg src=\"https:\/\/harikarionthebeat.com\/cdn\/shop\/files\/spp_shopify20260811174139_0c5ef5d9c0950ff35215bb1de4cdfa62_8edebf11-33ed-40c0-9815-3d30b78cb5da.jpg?v=1789553444\u0026amp;width=1445\" alt=\"Comparison of standard tester and 2 in 1 automotive tester\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"a-card a-light\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-grid\"\u003e\n\u003cdiv class=\"a-media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0795\/7243\/5200\/files\/spp_shopify20260811174110_0453ac6506144c6665b93c79622cf877.jpg?v=1786441275\" alt=\"Mechanic using automotive circuit tester with one hand\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eBUILT FOR THE ENGINE BAY\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eKeep One Hand On The Tester And The Other Where The Work Is.\u003c\/h2\u003e\n\u003cp class=\"a-copy\"\u003eThe handheld body, long lead and probe-oriented layout are designed around real automotive diagnosis where space is limited and components are often awkward to reach.\u003c\/p\u003e\n\u003cdiv class=\"a-feature-grid\"\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eOne-Hand Friendly\u003c\/strong\u003e\n\u003cp\u003eKeep the display and controls together in your working hand.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eLong Working Lead\u003c\/strong\u003e\n\u003cp\u003eReach around larger engine bays and electrical compartments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eIntegrated Spotlight\u003c\/strong\u003e\n\u003cp\u003eAdd local illumination around the probe area.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"a-card a-dark\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-grid\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eFROM PASSENGER CARS TO 24V SYSTEMS\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eOne Tester For More Than One Kind Of Vehicle.\u003c\/h2\u003e\n\u003cp class=\"a-copy\"\u003eWith DC circuit testing across the listed 3.5–36V range and relay support for 12V and 24V systems, the tester is suited to a wider range of compatible automotive electrical work.\u003c\/p\u003e\n\u003cdiv class=\"a-usegrid\"\u003e\n\u003cdiv class=\"a-use\"\u003e\n\u003cspan\u003eπŸš—\u003c\/span\u003e\u003cstrong\u003ePassenger Cars\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-use\"\u003e\n\u003cspan\u003e🚚\u003c\/span\u003e\u003cstrong\u003eTrucks\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-use\"\u003e\n\u003cspan\u003e🚌\u003c\/span\u003e\u003cstrong\u003eBus Systems\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-use\"\u003e\n\u003cspan\u003e🚜\u003c\/span\u003e\u003cstrong\u003eMachinery\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0795\/7243\/5200\/files\/spp_shopify20260811174115_4c486d2a924532f1c3ddd2375ccc759b.jpg?v=1786441284\" alt=\"Automotive tester used on different vehicle types\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"a-card a-light\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003ePRODUCT HIGHLIGHTS\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eSpend Less Time Swapping Tools. Spend More Time Following The Fault.\u003c\/h2\u003e\n\u003cdiv class=\"a-feature-grid\"\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003e⚑ Wide DC Test Range\u003c\/strong\u003e\n\u003cp\u003eDesigned for listed DC automotive circuit testing from 3.5V through 36V.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eπŸ”Œ Common Relay Support\u003c\/strong\u003e\n\u003cp\u003eSupports compatible standard 4-pin and 5-pin automotive relays.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-feature\"\u003e\n\u003cstrong\u003eπŸ’‘ Local Illumination\u003c\/strong\u003e\n\u003cp\u003eThe built-in LED helps when the connector you need is buried in a darker work area.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-specwrap\"\u003e\n\u003ctable class=\"a-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eAutomotive Circuit \u0026amp; Relay Tester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCircuit Test Range\u003c\/th\u003e\n\u003ctd\u003eDC 3.5V–36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRelay Systems\u003c\/th\u003e\n\u003ctd\u003e12V \/ 24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRelay Compatibility\u003c\/th\u003e\n\u003ctd\u003eCompatible standard 4-pin \u0026amp; 5-pin automotive relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003eDigital Display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWork Light\u003c\/th\u003e\n\u003ctd\u003eIntegrated LED Spotlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003eApprox. -20Β°C to 55Β°C \/ -4Β°F to 131Β°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Colors\u003c\/th\u003e\n\u003ctd\u003eBlue β€’ Red β€’ Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Includes\u003c\/th\u003e\n\u003ctd\u003e1 Γ— Automotive Circuit Tester with Digital Display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"a-warning\"\u003e\n\u003cstrong\u003eElectrical-use note:\u003c\/strong\u003e use only within the specified DC test range. Do not connect the tester to household AC power. Confirm polarity and keep the tool away from rain or wet working conditions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"a-card a-light\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-kicker\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eKnow What It’s Designed To Test.\u003c\/h2\u003e\n\u003cdiv class=\"a-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it work on both 12V and 24V vehicles?\u003c\/summary\u003e\n\u003cdiv class=\"a-faqbody\"\u003eThe product is specified for compatible 12V and 24V automotive relay systems, with circuit testing listed from DC 3.5V to 36V.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich relays can it test?\u003c\/summary\u003e\n\u003cdiv class=\"a-faqbody\"\u003eIt is designed around compatible standard 4-pin and 5-pin automotive relays.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I plug it into household AC power?\u003c\/summary\u003e\n\u003cdiv class=\"a-faqbody\"\u003eNo. This is an automotive DC diagnostic tool and should not be connected to household AC power.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use it outside in the rain?\u003c\/summary\u003e\n\u003cdiv class=\"a-faqbody\"\u003eNo wet-use rating is specified. Keep the tester and vehicle electrical connections dry while diagnosing circuits.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"a-card a-dark a-cta\"\u003e\n\u003cdiv class=\"a-inner\"\u003e\n\u003cdiv class=\"a-kicker\" style=\"justify-content: center;\"\u003e\n\u003cspan class=\"a-dot\"\u003e\u003c\/span\u003e\u003cspan\u003eFOLLOW THE CIRCUIT β€’ FIND THE PROBLEM\u003c\/span\u003e\u003cspan class=\"a-line\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"a-title a-shine\"\u003eMake The Next Electrical Diagnosis Less About Guessing.\u003c\/h2\u003e\n\u003cp class=\"a-copy\"\u003eKeep circuit testing, compatible relay checks, a digital display and local work lighting together in one garage-ready diagnostic tool.\u003c\/p\u003e\n\u003ca class=\"a-btn\" href=\"#\"\u003eCHOOSE YOUR TESTER ↑\u003c\/a\u003e\n\u003cdiv class=\"a-tags\" style=\"justify-content: center;\"\u003e\n\u003cspan class=\"a-tag\"\u003e⚑ DC 3.5–36V\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003eπŸ”Œ 12V \/ 24V\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003eπŸ“Ÿ Digital Display\u003c\/span\u003e \u003cspan class=\"a-tag\"\u003e🚚 Free Shipping $69+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DXH","offers":[{"title":"Blue","offer_id":54720330203411,"sku":"LQ26091501-DW833蓝色","price":59.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":54720330236179,"sku":"LQ26091501-DW833纒色","price":59.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":54720330268947,"sku":"LQ26091501-DW833黑色","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9368\/3219\/files\/spp_shopify20260811174129_0416705c176cbf3aa57a21a7c5fe852c_473839ee-291f-4f03-b2c3-83b59b3d4021.jpg?v=1789553444","url":"https:\/\/harikarionthebeat.com\/products\/automotive-circuit-relay-tester","provider":"harikarionthebeat","version":"1.0","type":"link"}