Stable Material - Built with high-quality rubber for durability and stable handling during use. Effective Diagnostics - Quickly identify problems, enable effective repairs, and detect spark activity to streamline maintenance tasks. Effortless Troubleshooting - Diagnose and address engine issues using intelligent indicator lights, clear inspection signals, and bright color displays showing spark states. Easy to Use - Connect and operate the spark plug tester with simple steps; no complex tools or advanced skills required, saving time and effort. Key Benefits - Fast fault identification reduces downtime and accelerates repairs. - Visual indicators provide clear confirmation of spark presence and state. - Rugged rubber construction supports regular workshop use and long life. Usage Scenarios - Routine engine service to verify spark at each cylinder. - Field diagnostics when an engine starts rough or experiences misfires. - Quick on-board checks during maintenance to validate ignition system effectiveness. Specifications and Attributes - Function: Spark plug tester with visual diagnostic indicators - Material: High-quality rubber housing - Performance: Intelligent light indicators, clear inspection signals, bright color displays for variable spark states - Ease of use: No specialized tools or advanced skills required for operation