This new Pen-Style Spark Tester is a practical tool for diagnosing ignition system issues in automotive engines. Designed to check for spark power in ignition coils, it helps mechanics and DIY enthusiasts quickly identify problems without complex equipment. The pen-style form factor allows for easy handling and direct testing at the spark plug or coil. As a new item, it arrives ready for use. Free shipping is available for this purchase. This tester is suitable for common automotive repair tasks and routine maintenance checks. For specific vehicle compatibility, dimensions, or additional features, please check the listing for full details before ordering. Pen-style Spark Tester Engine Ignition Coil Power Automotive Tools. Condition: New, Made in China. Listed at 16.35 USD. Reasonable structure, sturdy materials, the vehicle plug tester can be used rest assured. -Light weight, easy to test and also repair your car ignition system, the plug tester is highly practical. Spark Plug Testing Tool Automotive Engine Ignition Coil Tester Car.