Inline Spark Plug Tester, Straight Boot Car Engine Ignition Coil Diagnostic Tool, Spark Plug Detector Tool for Motorcycles Automobiles Internal/External Engines, Car Accessories

Specification:Material: ABS, MetalQuantity: 1 PCSColor: BlackWeight: 0.15 lbTotal Length: 11.8 inchesMetal Rod Length: 2.6 inchesFeature: Practical, Portable, ConvenientFit Type: Universal FitWhy do you need this inline spark plug tester?-Its plug-and-play design requires no additional tools for instant detection.-It is compact and portable, making it easy to carry and store for convenient access anytime.-The innovative flashing-light system delivers intuitive feedback on ignition health, enabling rapid fault diagnosis.

• Premium Quality: The spark plug ignition tester features a metal rod that resists rust and corrosion, ensuring reliable performance under various conditions. Its housing is made of high-quality ABS plastic, offering excellent insulation properties for safe operation
• Practical Function: The spark plug ignition tester enables rapid diagnosis of ignition system and engine faults, identifying issues such as loose spark plug connections, faulty contacts, and damaged wiring. This is a practical diagnostic tool suitable for any spark plug-equipped engine
• Light Indication: The ignition test kit features bright indicator lights, specifically designed for clear and intuitive diagnostics. The built-in high-brightness bulb flashes when the ignition wire is intact, enabling rapid on-site fault detection and allowing you to quickly assess the integrity of coil
• Easy to Use: First, turn off the engine and disconnect the spark plug coil. Connect the black terminal of the tester to the spark plug, and the metal terminal to the spark plug coil. After starting the engine, if the ignition circuit is functioning properly, the tester's indicator light will flash
• Wide Application: This spark plug tester is suitable for testing various types of internal combustion engines and external combustion engines, including marine engines, automobiles, and motorcycles. Whether for home use, repair, or industrial applications, it can be used for spark plug testing on any engine