Auto Spark Tester and Ignition Check Tool This professionalgrade spark testing tool is designed for accurate and reliable ignition system diagnostics across a variety of engines. Built for durability and ease of use, it ensures quick identification of spark quality and ignition performance without damaging components. Key Features and Benefits: Nose tip design prevents accidental puncturing during testing, protecting both the engine and the user. brightness bulb with a clear viewing window allows precise observation of spark intensity and visibility, even in bright lighting conditions. Grooved contact end increases the contact area between the test wire and the instrument, improving signal transmission and measurement accuracy. Stable characteristics and consistent performance ensure dependable results over prolonged use. Long service life thanks to quality construction and materials. Function and Performance: Designed for checking ignition systems in both automotive and small engine applications. Compatible with cars, motorcycles, lawn equipment, and other gasolinepowered engines. Supports accurate spark verification without disassembly of intricate engine components. Applications: 1. Automotive engine ignition diagnostics for troubleshooting misfires or weak spark issues. 2. Small engine maintenance, including lawnmowers, chainsaws, and portable generators, to ensure proper ignition before storage or heavy use. 3. Workshop or field service work where quick spark testing is needed to confirm engine readiness. This ignition check pen and spark tester combines reliable measurement capability with userfriendly features, making it an essential diagnostic tool for mechanics, technicians, and DIY users who need consistent, visible spark verification across a range of engines.