{"product_id":"automotive-circuit-tester-6-24v-led-display-buzzer-2","title":"Automotive Circuit Tester 6–24V | LED \u0026 Buzzer Voltage Tester","description":"\n\u003ch2\u003eAutomotive Circuit Tester – Fast, Accurate, Reliable\u003c\/h2\u003e\n\u003cp\u003eTake the guesswork out of electrical diagnostics with this \u003cstrong\u003eAutomotive Circuit Tester\u003c\/strong\u003e. Covering a wide \u003cstrong\u003e6V to 24V voltage range\u003c\/strong\u003e, it's the go-to tool for mechanics and DIY enthusiasts who need to quickly pinpoint faults in car wiring, fuses, relays, sensors, and more. The bright \u003cstrong\u003eLED display\u003c\/strong\u003e gives you instant visual confirmation, while the built-in \u003cstrong\u003ebuzzer notification\u003c\/strong\u003e provides an audible alert — so you never miss a live circuit, even when you're working in tight or dimly lit spaces.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Tests 6V, 12V, and 24V circuits — compatible with cars, trucks, motorcycles, RVs, and marine electrical systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Notification:\u003c\/strong\u003e LED indicator light + audible buzzer work together for quick, unmistakable readings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultifunctional Design:\u003c\/strong\u003e Detects live wires, checks fuses, tests relays, and verifies ground connections all in one handy tool.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Build:\u003c\/strong\u003e Rugged green housing designed to withstand the rigors of a busy workshop or roadside environment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Battery Required:\u003c\/strong\u003e Powers directly from the vehicle's electrical system — always ready when you need it.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Use:\u003c\/strong\u003e Simply connect the ground clip and probe the test point — the LED and buzzer immediately confirm circuit status.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Lightweight enough to keep in your glove box, tool bag, or workshop drawer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Can You Test?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomotive fuses and fuse boxes\u003c\/li\u003e\n  \u003cli\u003eWiring harnesses and connectors\u003c\/li\u003e\n  \u003cli\u003eRelays and solenoids\u003c\/li\u003e\n  \u003cli\u003eIgnition circuits and sensors\u003c\/li\u003e\n  \u003cli\u003eBattery and charging system voltage presence\u003c\/li\u003e\n  \u003cli\u003eTrailer wiring and lighting circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6V – 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLED Display + Audible Buzzer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2ch-16a-tuya-wifi-smart-switch-intelligent-interruptor-smart-life-app-control-breaker-relay-works-with-alexa-google-assistant\"\u003e1\/2 Channel Tuya WiFi Smart Relay Switch | 16A, Alexa \u0026amp; Google Home\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-pressure-washer-drain-hose-nozzle-quick-plug-1-4\"\u003e1\/4\" Stainless Steel Pressure Washer Drain Hose Nozzle Quick Plug\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety \u0026amp; Standards Reference\u003c\/h3\u003e\n\u003cp\u003eFor best practices when working with automotive electrical systems, refer to guidelines from the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. Occupational Safety and Health Administration (OSHA) – Electrical Safety\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage range does this automotive circuit tester support?\u003c\/h4\u003e\n\u003cp\u003eA: This circuit tester supports a wide range of \u003cstrong\u003e6V to 24V DC\u003c\/strong\u003e, making it compatible with standard passenger cars (12V), trucks and heavy-duty vehicles (24V), motorcycles, RVs, and even marine applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the automotive circuit tester require a battery to operate?\u003c\/h4\u003e\n\u003cp\u003eA: No — this tester draws power directly from the vehicle's own electrical system through the test probes, so no separate battery is needed. It's always ready to use straight out of the box.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do the LED display and buzzer notification work together?\u003c\/h4\u003e\n\u003cp\u003eA: When the probe makes contact with a live circuit, the \u003cstrong\u003eLED lights up\u003c\/strong\u003e for a clear visual signal and the \u003cstrong\u003ebuzzer sounds an audible alert\u003c\/strong\u003e simultaneously. This dual-notification system lets you confirm circuit status even in noisy workshops or areas where visibility is limited.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this circuit tester on motorcycles or trucks, not just cars?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Because it covers 6V to 24V, it works on motorcycles (6V\/12V), standard cars (12V), and larger commercial trucks or diesel vehicles (24V), as well as trailers, boats, and RVs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage range does this automotive circuit tester support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This circuit tester supports a wide range of 6V to 24V DC, making it compatible with standard passenger cars (12V), trucks and heavy-duty vehicles (24V), motorcycles, RVs, and even marine applications.\"}}, {\"@type\": \"Question\", \"name\": \"Does the automotive circuit tester require a battery to operate?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this tester draws power directly from the vehicle's own electrical system through the test probes, so no separate battery is needed. It's always ready to use straight out of the box.\"}}, {\"@type\": \"Question\", \"name\": \"How do the LED display and buzzer notification work together?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"When the probe makes contact with a live circuit, the LED lights up for a clear visual signal and the buzzer sounds an audible alert simultaneously. This dual-notification system lets you confirm circuit status even in noisy workshops or areas where visibility is limited.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this circuit tester on motorcycles or trucks, not just cars?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. Because it covers 6V to 24V, it works on motorcycles (6V\/12V), standard cars (12V), and larger commercial trucks or diesel vehicles (24V), as well as trailers, boats, and RVs.\"}}]}\u003c\/script\u003e","brand":"Peaceful Pleasures Health and Wellness","offers":[{"title":"Default Title","offer_id":53494032466233,"sku":"1005012192981184-Default Title","price":46.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/3689\/5801\/files\/Sa3ca94864d5b4f6bb50e0f5a0e5c21963_4bdee4e8-fe54-4a7c-9d94-84d83ee61234.webp?v=1781987980","url":"https:\/\/peacefulpleasureswellness.com\/products\/automotive-circuit-tester-6-24v-led-display-buzzer-2","provider":"Peaceful Pleasures Health and Wellness","version":"1.0","type":"link"}