{"product_id":"12v-car-battery-tester-led-alternator-checker","title":"12V Car Battery Tester – LED Alternator \u0026 Charging System Checker","description":"\u003ch2\u003eRead Your Battery's Health in Seconds\u003c\/h2\u003e\u003cp\u003eDon’t wait for a breakdown to find out your battery is failing. This \u003cstrong\u003e12V car battery tester\u003c\/strong\u003e uses a clear 6-LED display to show you your battery charge level, alternator output, and charging system status — instantly, without any tools or technical knowledge required.\u003c\/p\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0690\/5675\/7873\/files\/S08d06c013a3a4ae7879616c28fe40c54t.webp?v=1785877711\" alt=\"12V car battery tester LED alternator checker\" style=\"max-width:100%;margin:16px 0;\"\u003e\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e✦ \u003cstrong\u003e6-LED display\u003c\/strong\u003e — 2 red, 3 green, 1 yellow for instant, color-coded status readings\u003c\/li\u003e\n\u003cli\u003e✦ \u003cstrong\u003e4-in-1 check\u003c\/strong\u003e — alternator state, battery state, pre-charge check, and overload detection\u003c\/li\u003e\n\u003cli\u003e✦ \u003cstrong\u003eAlternator test\u003c\/strong\u003e — rev to 2000 RPM; green light confirms charging circuit is working correctly\u003c\/li\u003e\n\u003cli\u003e✦ \u003cstrong\u003eBattery charge level\u003c\/strong\u003e — shows the percentage of charge remaining in your battery\u003c\/li\u003e\n\u003cli\u003e✦ \u003cstrong\u003eWorks on gas and hybrid cars\u003c\/strong\u003e — compatible with most 12V vehicles including hybrid electric models\u003c\/li\u003e\n\u003cli\u003e✦ \u003cstrong\u003eMax 13.9V \/ 15A\u003c\/strong\u003e — safe operating range for standard automotive batteries\u003c\/li\u003e\n\u003c\/ul\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0690\/5675\/7873\/files\/S28f48e04eb474169872a5e84f0e9e2d6g.webp?v=1785877711\" alt=\"Car battery tester LED display detail\" style=\"max-width:100%;margin:16px 0;\"\u003e\u003ch2\u003eProduct Features\u003c\/h2\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDisplay: 6 LEDs (2 red, 3 green, 1 yellow)\u003c\/li\u003e\n\u003cli\u003eWire material: 0.06mm² copper\u003c\/li\u003e\n\u003cli\u003eWire length: 9.84 in (25 cm)\u003c\/li\u003e\n\u003cli\u003eMax voltage\/current: 13.9V \/ 15A\u003c\/li\u003e\n\u003cli\u003eCompatibility: 12V gas cars and hybrid electric vehicles\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat It Tests\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBattery charge percentage\u003c\/li\u003e\n\u003cli\u003eAlternator charging output\u003c\/li\u003e\n\u003cli\u003ePre-charge readiness\u003c\/li\u003e\n\u003cli\u003eOverload condition\u003c\/li\u003e\n\u003c\/ul\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0690\/5675\/7873\/files\/Sd4495a69decd4f5b822e692b3702e8ccd.webp?v=1785877711\" alt=\"Battery alternator tester usage\" style=\"max-width:100%;margin:16px 0;\"\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eDrivers who want a fast, reliable way to monitor their battery and charging system without visiting a mechanic. This \u003cstrong\u003eLED battery checker\u003c\/strong\u003e is ideal for pre-trip checks, routine maintenance, or diagnosing electrical issues before they become costly repairs.\u003c\/p\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0690\/5675\/7873\/files\/S19c259b5c17a40ff8887b66cc04bf10eu.webp?v=1785877711\" alt=\"Car battery tester lifestyle\" style=\"max-width:100%;margin:16px 0;\"\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 × 12V Car Battery Tester \/ LED Alternator Checker\u003c\/li\u003e\u003c\/ul\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0690\/5675\/7873\/files\/S6b7da2cbf4644e628d634f856475510aP.webp?v=1785877711\" alt=\"Car battery tester package contents\" style=\"max-width:100%;margin:16px 0;\"\u003e\u003ch2\u003eUpgrade Your Driving Experience\u003c\/h2\u003e\u003cp\u003eStay one step ahead of electrical failures. Add this \u003cstrong\u003e12V car battery tester\u003c\/strong\u003e to your toolkit and know exactly what your battery and alternator are doing — before a problem leaves you stranded.\u003c\/p\u003e","brand":"Cars Fanatics","offers":[{"title":"12V","offer_id":43861720399985,"sku":"14:771#12V","price":1064000.0,"currency_code":"VND","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/5675\/7873\/files\/S08d06c013a3a4ae7879616c28fe40c54t.webp?v=1785877711","url":"https:\/\/carsfanatics.store\/pt\/products\/12v-car-battery-tester-led-alternator-checker","provider":"Cars Fanatics","version":"1.0","type":"link"}