Grow0606 Spark Plug Tester Ignition System Coil Engine Spark In Line Auto car Test Tool

Description

100% new and high quality Material: aluminium Color: Black Must-have diagnostic tool for any engine with a spark plug When engine won't start, gives instant answer to 'does it have spark?' Simple to use - just remove rubber boot from spark plug, insert tester & place tester boot on plug Turn the engine over - if ignition is being sent to the cylinder, light in tester glows Great time and frustration-saver with cars, motorcycles, boats, chainsaws, lawn mowers & more