{"product_id":"automotive-electric-circuit-tester-6-24v-power-probe-switch","title":"Automotive Circuit Tester 6-24V DC Power Probe w\/ Switch","description":"\n\u003ch2\u003eDiagnose Your Car's Electrical System Like a Pro\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAermotor EM285 Automotive Electric Circuit Tester\u003c\/strong\u003e is the ultimate handheld diagnostic tool for mechanics and DIY car enthusiasts alike. Whether you're tracking down a short circuit, checking ground contacts, or testing voltage polarity, this powerful probe does it all — powered directly by your vehicle's battery, no extra batteries needed. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This Circuit Tester\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Function Diagnostics:\u003c\/strong\u003e Test voltage polarity, check continuity, activate components on or off the vehicle, test lights and connections, and locate short circuits — all with one tool.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range (6–24V DC):\u003c\/strong\u003e Compatible with motorcycles, cars, trucks, RVs, and other DC-powered vehicles. \u003cem\u003eNote: Do NOT use on AC voltage.\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtra-Long 16ft (approx. 4m) Cable:\u003c\/strong\u003e Gives you the reach to test any part of the vehicle's electrical system without awkward stretching or repositioning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Illumination:\u003c\/strong\u003e Work confidently even in low-light or dark conditions — perfect for under-the-hood diagnostics at night or in dimly lit garages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverload \u0026amp; Short-Circuit Protection:\u003c\/strong\u003e Automatically disconnects current when it exceeds 8A, protecting both you and your vehicle's electrical system.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple Power Switch Operation:\u003c\/strong\u003e Rock the switch forward for positive current, backward for negative — intuitive and fast during real-world testing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable ABS + Metal Construction:\u003c\/strong\u003e Built to handle the rigors of a professional workshop or home garage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European safety standards for electrical test equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 6–24V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 16ft (~4m)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverload Protection:\u003c\/strong\u003e Auto-disconnect at 8A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS + Metal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Size:\u003c\/strong\u003e 26.5 × 9 × 4 cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 320g\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eUnroll the unit's cable fully.\u003c\/li\u003e\n  \u003cli\u003eClamp the \u003cstrong\u003ered clip\u003c\/strong\u003e to the \u003cstrong\u003epositive (+) terminal\u003c\/strong\u003e of your vehicle's battery.\u003c\/li\u003e\n  \u003cli\u003eClamp the \u003cstrong\u003eblack clip\u003c\/strong\u003e to the \u003cstrong\u003enegative (–) terminal\u003c\/strong\u003e of your vehicle's battery.\u003c\/li\u003e\n  \u003cli\u003eUse the power switch to direct positive or negative current to the probe tip as needed.\u003c\/li\u003e\n  \u003cli\u003eTest circuits, activate components, and diagnose electrical issues with ease.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × EM285 Automotive Electric Circuit Tester\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You Might Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/22awg-glass-tube-fuse-holder-5x20mm-6x30mm-screw-type-10-pack\"\u003e10-Pack 22AWG Glass Tube Fuse Holder 5x20mm \u0026amp; 6x30mm Screw\u003c\/a\u003e — great for wiring projects and circuit protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/100-pack-disposable-nitrile-gloves-latex-free-white-oil-proof\"\u003e100-Pack Disposable Nitrile Gloves – Latex-Free, White, Oil-Proof\u003c\/a\u003e — keep your hands protected while working on your vehicle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety when working with automotive systems, refer to the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Electrical Safety Guidelines\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can this automotive circuit tester be used on AC voltage systems?\u003c\/h4\u003e\n\u003cp\u003eA: No. The EM285 circuit tester is designed exclusively for DC voltage systems ranging from 6V to 24V. Using it on AC voltage can damage the unit and pose a safety hazard. It is intended for cars, motorcycles, trucks, and other DC-powered vehicles only.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the circuit tester require batteries to operate?\u003c\/h4\u003e\n\u003cp\u003eA: No batteries are required. The circuit tester is powered directly by your vehicle's battery via the included red and black alligator clips, making it always ready to use without worrying about dead batteries.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What happens if I accidentally create a short circuit while testing?\u003c\/h4\u003e\n\u003cp\u003eA: The EM285 features built-in overload and short-circuit protection. If the current exceeds 8A, the unit will automatically disconnect to protect your vehicle's electrical system and the tool itself.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this circuit tester suitable for professional mechanics as well as DIY users?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The intuitive power switch design, long 16ft test cable, and built-in illumination make it ideal for both professional automotive technicians and home DIYers who need a reliable, easy-to-use electrical diagnostic tool.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Can this automotive circuit tester be used on AC voltage systems?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The EM285 circuit tester is designed exclusively for DC voltage systems ranging from 6V to 24V. Using it on AC voltage can damage the unit and pose a safety hazard. It is intended for cars, motorcycles, trucks, and other DC-powered vehicles only.\"}}, {\"@type\": \"Question\", \"name\": \"Does the circuit tester require batteries to operate?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No batteries are required. The circuit tester is powered directly by your vehicle's battery via the included red and black alligator clips, making it always ready to use without worrying about dead batteries.\"}}, {\"@type\": \"Question\", \"name\": \"What happens if I accidentally create a short circuit while testing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The EM285 features built-in overload and short-circuit protection. If the current exceeds 8A, the unit will automatically disconnect to protect your vehicle's electrical system and the tool itself.\"}}, {\"@type\": \"Question\", \"name\": \"Is this circuit tester suitable for professional mechanics as well as DIY users?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The intuitive power switch design, long 16ft test cable, and built-in illumination make it ideal for both professional automotive technicians and home DIYers who need a reliable, easy-to-use electrical diagnostic tool.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Default Title","offer_id":47710897963113,"sku":"\u003cnone\u003e","price":29.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S461c79ab78244def8972ba2b64e1fdb7c_2f205440-b940-439e-b9bc-7c2f129b2d2c.webp?v=1782062695","url":"https:\/\/oasis-select.com\/products\/automotive-electric-circuit-tester-6-24v-power-probe-switch","provider":"Oasis Select","version":"1.0","type":"link"}