Inline Spark Plug Tester, Ignition Coil Tester, Small Armature Diagnostic Detector Tool, Automotive Engine Ignition Spark Plug Light Checker for Car, Lawnmower, Internal and External Engines

Specifications: Material: Plastic and stainless steel Dimensions: 125mm*75mm Applicable:Universal Function: -The car inline spark plug tester can quickly and easily diagnose ignition and engine problems and defects. -The small engine spark tester's metal joint is sturdy and wear-resistant, while the high-brightness neon bulb does not heat up even after long-term use and has a long service life. -The lawn mower spark plug tester is made of pure copper wire, which can ensure reliable high-voltage and high-current transmission, making it safe and reliable. -The car spark tester is lightweight, compact and easy to carry, does not take up space in the toolbox or trunk, and can be used in various fields.

• Function: This spark plug tester can quickly and accurately diagnose the status of spark plugs and ignition systems, ensuring driving safety and saving you a great deal of time and energy. Our ignition coil tester tool is an essential diagnostic tool for maintaining your engine
• Light indication: This car tool is equipped with a high-brightness neon light inside. By observing the brightness and flashing state of the bulb, you can directly determine whether the ignition coil is in good condition. Meanwhile, the bulb has a long lifespan and is not easy overheating
• Wide application: This spark tester is suitable for all internal combustion engines and external combustion engines, such as cars, trucks, motorcycles, lawn mowers, etc, and is also applicable to spark plugs used in engines in any household, industrial and commercial applications
• Test method:This spark plug tester tool is easy to operate. First, turn off the engine, connect the black leather of the spark checker to the spark plugs and the metal end to the spark plug coil, then start the engine. If the ignition coil is not faulty, the bulb will continue to light up
• Material: The spark plug wire tester is made of plastic and stainless steel, which is of high hardness and not easy to break. The built-in pure copper wire ensures reliable high-voltage current transmission, allowing our spark plug detector to operate efficiently throughout its entire service life