- Crafted from thick, high-quality copper wire, this ignition tester is built to last, offering exceptional durability and the ability to withstand high voltage currents for an extended service life. - The integrated card core allows for precise testing of the ignition system, enabling quick diagnosis of issues related to spark clearance and overall ignition performance. - Featuring a metal spark plug-type head, this tool makes connections effortless. It easily plugs between the spark plug and ignition cable, streamlining your testing process and saving you time. - Its multifunctional design addresses a variety of vehicle issues, such as identifying dirty spark plugs, detecting dead spots, and troubleshooting faulty cables or connections. It also facilitates easy testing of the ignition circuit passage in each cylinder. - Compatible with most vehicles, this ignition tester is an essential tool for both professional mechanics and DIY enthusiasts seeking to maintain optimal vehicle performance. - Use it to quickly locate ignition problems during routine maintenance or troubleshooting sessions, ensuring your vehicle runs smoothly and efficiently. - Ideal for diagnosing issues in classic cars or modern vehicles alike, this tool is a reliable choice for anyone looking to enhance their automotive repair capabilities.