Inline Spark Tester Quick Diagnosis Ignition System Diagnostic Tool

What’s in the package 1×Inline Spark Plug Tester About this item 【Rapid Misfire Diagnosis】- This inline spark tester allows for quick and easy diagnosis of ignition system problems. By visually checking for spark, the tester helps pinpoint issues such as faulty spark plugs, bad connections, damaged cables, or weak ignition coils, saving you valuable time and effort in troubleshooting. 【Clear Visual Indication】- The inline spark plug checker provides a clear visual indication of spark strength. A bright white light signifies a healthy spark, while flickering or jumping colors indicate weak current or inconsistent spark. The absence of light suggests a complete lack of spark, allowing you to quickly identify potential problems in the ignition system. 【Easy and Convenient Use】- This spark tester is incredibly easy to use. Simply connect the tester to the spark plug wire, ground the metal head, and crank the engine. The glowing bulb within the transparent housing provides a clear visual in