Adjustable Spark Plug Tester, In-Line Ignition Engine Spark Plug Detector

General description Adjustable Spark Plug Tester is designed to test for lack of ignition conditions in ignition engines. It provides a convenient way to intuitively understand the operation of the ignition coil, allowing users to assess the quality of the coil based on spark color and gap distance. Technical specifications High-visibility white inscription for easy reading Adjustable spark gap for precise measurements Installation Mounting with screws to adjust the spark gap quickly and easily Usage Tests the ignition coil's performance Helps prevent the ignition coil from igniting and burning out