SG Tool Aid 23970 Ignition Spark Checker, Fast Diagnostic Tool with Flashing Bulb Indicator, Works on Coil On Plug and Conventional Ignition Systems, Essential Tester for Auto Troubleshooting

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- FAST AND EASY DIAGNOSTICS: Flashing bulb instantly indicates ignition or fuel delivery issues, helping technicians quickly identify misfires, weak spark, or no spark conditions during troubleshooting
- VISIBLE IN BRIGHT SUNLIGHT: High visibility flashing signal can be seen even outdoors, reducing diagnostic time and eliminating the need to swap ignition coils during testing
- CLEAR DURABLE BODY: Clear plastic housing withstands rough shop use and exposure to automotive chemicals while providing a direct view of ignition spark activity for accurate assessment
- WORKS ON MOST VEHICLES: Designed for virtually all domestic and imported cars, SUVs, and trucks, and supports both conventional ignition and coil-on-plug systems for broad compatibility
- SAVES TIME AND MONEY: Provides information not available from OBD2 code readers, allowing faster pinpointing of ignition related issues without unnecessary parts replacement
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