- Versatile Testing : The Ignition System Detector is essential for assessing the performance and ignition strength of spark plugs in various internal combustion engines. It works seamlessly with trimmers, snow blowers, generators, motorcycles, cars, trucks, lawnmowers, and chainsaws. - Durable Construction : Crafted from high-quality plastic and alloy, this spark plug tester is designed to withstand high temperatures, ensuring long-lasting reliability. - Efficient Diagnostics : Quickly determine the functionality of your ignition system with this automotive engine ignition coil tester. Easily troubleshoot issues to pinpoint faulty components and bad circuits, helping to prevent hazards like burnt ignition coils and fires. - User-Friendly Design : The included crocodile clips simplify the connection between the spark plug and the spark plug wire, making testing straightforward. A normal spark is indicated by a "purple-blue, two-centimeter-long straight line," while a defective ignition coil will show a red or curved spark. - Practical Applications : Perfect for DIY mechanics and professionals alike, this tool is invaluable for maintaining vehicles and equipment. Use it to test lawnmowers before the mowing season, diagnose snow blowers in preparation for winter, or ensure your motorcycle burns efficiently during rides. - Key Attributes : This spark plug tester is easy to use, compatible with a variety of engines, and built to last, making it a vital tool for proper engine maintenance and safety.