{"product_id":"2026-bestseller-jf109-automotive-dual-plug-hole-ignition-spark-plug-testing-analyzer-adjustable-car-spark-plug-tester","title":"2026 bestseller JF109 Automotive Dual Plug Hole Ignition Spark Plug Testing Analyzer Adjustable Car Spark Plug Tester","description":"\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv id=\"ali-title-AliPostDhMb-8ptxq\" style=\"padding: 8px 0; border-bottom: 1px solid #ddd;\"\u003eDear, welcome to our store, If you have any product requirements, please contact me ！\u003cbr\u003e\n\u003cbr\u003e\nE-mail：wj1store@163.com\u003c\/div\u003e\n \n\n\u003cp\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eJfind JF109 Car Spark Plug Tester Better Than Normal Ones (\u003cspan style=\"color: #ff0000;\"\u003eUpgraded Version\u003c\/span\u003e)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003cspan style=\"font-size: 24px; color: #3366ff;\"\u003e\u003cstrong\u003e 1. \u003cem\u003eLarger Spark(Obvious)\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 24px; color: #3366ff;\"\u003e\u003cstrong\u003e  2. \u003cem\u003eStable Performance\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eJFIND JF109 Spark Plug Tester Detector have two testing holes, you can test two spark plugs meanwhile and if you suspect any spark plug works improperly you could \u003cstrong\u003ecompare\u003c\/strong\u003e and test to make accurate judgment.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003cimg cke-id=\"img51\" data-alt=\"JF109 Automotive Dual Plug Hole Ignition Spark Plug Testing Analyzer Adjustable Car Spark Plug Tester\" data-height=\"750\" data-id=\"ckeditor_img76\" data-width=\"750\" ori-height=\"1000\" ori-width=\"1000\" referrerpolicy=\"no-referrer\" src=\"https:\/\/ae01.alicdn.com\/kf\/S2cea1955ac5144dba863aa7d73cfd95eB.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" style=\"width: 1000px; height: 1000px;\"\u003e \u003cimg cke-id=\"img52\" data-alt=\"JF109 Automotive Dual Plug Hole Ignition Spark Plug Testing Analyzer Adjustable Car Spark Plug Tester\" data-height=\"750\" data-id=\"ckeditor_img77\" data-width=\"750\" ori-height=\"1000\" ori-width=\"1000\" referrerpolicy=\"no-referrer\" src=\"https:\/\/ae01.alicdn.com\/kf\/S41e6627be6e94868ba98eb75a1a86da7t.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" style=\"width: 1000px; height: 1000px;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eCar Spark Plug Test principle:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eIn automobile ignition system, the high-voltage ignition coil generates a high-voltage (10000 volts or more), and the spark plug diverts it form\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003ehigh -tension ignition coil into the cylinder engine, spark between the spark plug electrodes will ignite the mixture. The Detector could tell the\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003egood spark plugs from the bad by the strength of the spark.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cimg cke-id=\"img53\" data-alt=\"JF109 Automotive Dual Plug Hole Ignition Spark Plug Testing Analyzer Adjustable Car Spark Plug Tester\" data-height=\"750\" data-id=\"ckeditor_img78\" data-width=\"750\" ori-height=\"1000\" ori-width=\"1000\" referrerpolicy=\"no-referrer\" src=\"https:\/\/ae01.alicdn.com\/kf\/S9887a08864264edabade0122243e4222O.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" style=\"width: 1000px; height: 1000px;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11pt; color: #ff0000;\"\u003eCar Spark Plug Tester Detector with Dual Hole Advantage:\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eDual Hole Car Spark Plug Tester Detector have two testing holes, you can test two spark plugs meanwhile and and if you suspect any spark plug works improperly you could compare and test to make accurate judgment.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003eUsage:\u003c\/span\u003e Test spark plug performance and ignition strength \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e\u003cspan style=\"color: #000000;\"\u003eApplication Range:\u003c\/span\u003e 12V Gasoline vehicles car spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003eCar Spark Plug Tester Using Note\u003c\/span\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e1. Please Turn Off Power before you place spark plug\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e2. The Spark Plug Tester is a high-voltage detector, so do not touch spark plug with hand at work to avoid danger.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003eCar Spark Plug Tester User Manual\u003c\/span\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e1.Place the Spark Plug into tester hole 1 or 2; If you want to compare the new spark plug and old one, place new spark plug into hole 1 and the old on into hole 2\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e2.Connect to power supply\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e3.Turn the key switch 4 clockwise to turn on tester, indicator 3 will light up, tester is now working at 1000rpm\/min.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e4. Again turn the key switch 4 clockwise,you can adjust the working frequency between 1000rpm to 6000rpm\/min.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eThe higher the frequency, the stronger the spark strength.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cimg cke-id=\"img54\" data-alt=\"JF109 Automotive Dual Plug Hole Ignition Spark Plug Testing Analyzer Adjustable Car Spark Plug Tester\" data-id=\"ckeditor_img79\" ori-height=\"1000\" ori-width=\"1000\" referrerpolicy=\"no-referrer\" src=\"https:\/\/ae01.alicdn.com\/kf\/S0ecd35834c884f11ad77d3cd1400c46ek.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" style=\"width: 1000px; height: 1000px;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11pt; color: #000000;\"\u003e\u003cstrong\u003eGasoline Car Spark Plug Tester Product Parameters\u003c\/strong\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eMain Unit Size:145*85*60mm\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003eMain Unit Weight:220G( Not including Power Adapter)\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: 11.0000pt;\"\u003ePower Adapter: Input 100-240V AC \/  Output 12V \u003cspan style=\"color: #ff0000;\"\u003e2A\u003c\/span\u003e DC\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp style=\"border: 0px; line-height: 18px; font-family: Arial, Helvetica; vertical-align: baseline; word-wrap: break-word; color: #333333;\"\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n \n\n\u003cdiv class=\"mceSectionContainer\" data-section=\"AliPostDhMb-bkrgr\" data-section-title=\"FAQ\" id=\"ali-anchor-AliPostDhMb-bkrgr\" style=\"padding-top: 8px;\"\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003e\u003cmap name=\"home\"\u003e\u003carea coords=\"1,1002,748,1143\" href=\"https:\/\/baoyilai.en.alibaba.com\/?spm=a2700.7756200.0.0.22d071d23s9eA0\" shape=\"rect\" target=\"_blank\"\u003e\u003c\/map\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"MIKY SHOP.AE","offers":[{"title":"Variant","offer_id":60260964696398,"sku":"12000057205884999","price":50.39,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1036\/3656\/6350\/files\/849a8ab2243441838b3c7ea0350f0b89.webp?v=1785451187","url":"https:\/\/miky-shop.com\/products\/2026-bestseller-jf109-automotive-dual-plug-hole-ignition-spark-plug-testing-analyzer-adjustable-car-spark-plug-tester","provider":"MIKY SHOP.AE","version":"1.0","type":"link"}