{"product_id":"2-in-1-automotive-electrical-diagnostic-tool","title":"2-in-1 Automotive Electrical Diagnostic Tool","description":"\u003ch2\u003eStop Guessing Which Circuit Is Causing the Problem\u003c\/h2\u003e\n\u003cp\u003eA battery that goes flat overnight or a fuse that repeatedly blows can turn a simple repair into hours of trial and error. This automotive current tester connects at the fuse position and displays the live DC current of that individual circuit, helping you narrow the search without cutting or stripping wires.\u003c\/p\u003e\n\u003cp\u003eIts clear blue-backlit LCD and built-in front light make readings easy to see in engine bays, under dashboards, and in other poorly lit work areas.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/bff7193a-b064-40b4-b03e-7b04ca2e6f76.png?v=1785401071\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Technical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003e2-in-1 automotive circuit and fuse current tester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMeasuring Range\u003c\/th\u003e\n\u003ctd\u003e0.01A–19.99A DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent Accuracy\u003c\/th\u003e\n\u003ctd\u003e±2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Load\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e20A \/ 48V DC for no more than 10 seconds\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003eBlue-backlit LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWork Light\u003c\/th\u003e\n\u003ctd\u003eBuilt-in front LED light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing Material\u003c\/th\u003e\n\u003ctd\u003eABS\/PC with rubberized non-slip exterior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuse Connection\u003c\/th\u003e\n\u003ctd\u003eStandard blade-fuse plug with small-fuse adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMain Unit Size\u003c\/th\u003e\n\u003ctd\u003eApprox. 110 × 45 × 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCable Length\u003c\/th\u003e\n\u003ctd\u003eApprox. 66 cm \/ 25.98 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003ctd\u003e1 × 23A 12V battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003e\n\u003cp\u003eBlue and black\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1. Switch Off\u003c\/strong\u003eTurn off the vehicle ignition before connecting or disconnecting the tester.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e2. Move the Fuse\u003c\/strong\u003eRemove the vehicle fuse from the circuit and place it into the tester’s fused holder.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e3. Connect\u003c\/strong\u003eSelect the correct-size plug and insert it into the original vehicle fuse position.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e4. Read the Current\u003c\/strong\u003ePower on the tester and view the circuit current on the backlit LCD.\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/8ff35ab1-f3dc-45c2-bc65-173a82cf183f.png?v=1785397515\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × automotive current tester\u003c\/li\u003e\n\u003cli\u003e1 × inline standard blade-fuse plug and fuse holder\u003c\/li\u003e\n\u003cli\u003e1 × small blade-fuse adapter\u003c\/li\u003e\n\u003cli\u003e1 × user instructions, depending on supplier package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eBattery inclusion, supplied fuse rating, package contents, and manual language may vary by production batch. Confirm your physical inventory before publishing.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003ch3\u003eCan it help find a parasitic battery drain?\u003c\/h3\u003e\n\u003cp\u003eYes. It measures current in one fuse-protected circuit at a time, helping you compare circuits and narrow down abnormal standby current. Allow the vehicle’s modules to enter sleep mode before evaluating a standby-current reading.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eIs this a dedicated 4-pin or 5-pin relay analyzer?\u003c\/h3\u003e\n\u003cp\u003eNo. It measures current through a fuse-protected circuit and can support relay-circuit diagnosis, but it does not replace a dedicated relay analyzer with a 4-pin or 5-pin test socket.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eCan it stay connected at 20A?\u003c\/h3\u003e\n\u003cp\u003eNo. 20A\/48V DC is the maximum load rating. At the maximum rating, testing must not exceed 10 seconds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eDoes it work on every vehicle?\u003c\/h3\u003e\n\u003cp\u003eCompatibility depends on the vehicle’s low-voltage DC system, fuse style, and circuit rating. Confirm the fuse connection and electrical rating before use.\u003c\/p\u003e\n\u003ch2\u003eImportant Safety Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFor low-voltage automotive DC fuse-circuit current measurement only.\u003c\/li\u003e\n\u003cli\u003eDo not exceed 20A\/48V DC or 10 seconds at the maximum load.\u003c\/li\u003e\n\u003cli\u003eSwitch off the ignition before connecting or disconnecting the tester.\u003c\/li\u003e\n\u003cli\u003eAlways retain and correctly install the vehicle fuse of the proper rating.\u003c\/li\u003e\n\u003cli\u003eNot for AC mains or EV high-voltage traction-battery circuits.\u003c\/li\u003e\n\u003cli\u003eKeep the tester dry and do not use it in wet conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vertex","offers":[{"title":"Red","offer_id":43022684520519,"sku":"260730-TOOL-001-RD-B1","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":43022684553287,"sku":"260730-TOOL-001-BK-B1","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/c3cb5106-23c4-490c-b94f-d425f3844c22.png?v=1785402485","url":"https:\/\/vertexmarts.com\/products\/2-in-1-automotive-electrical-diagnostic-tool","provider":"Vertex","version":"1.0","type":"link"}