★High Quality: This spark plug tester is made of high quality plated shaft, The appearance is made of high-quality plastic, which can also prevent rust and corrosion in extreme environment.
★Easy To Operate: Diagnose ignition and engine problems quickly, you just need to connect the spark plug tester between the spark plug and the spark plug wire to start the engine; If sparks are being sent,the spark plug tester will detect the problem, mirror the spark by lighting up.
★Applicability: The inline spark plug-in tester compatible with Small & Big Internal/External Engines, Automotive, Lawnmower, Motorcycles, applied widely, is an essential diagnostic tool for any generator with spark plugs.
★Light Indicator: The spark plug tester can reflect engine problems by flashing lights. The spark plug tester contains a high intensity neon sign, You can use the light indicator to pinpoint the specific cause.
★Diagnosis Of Fire Problems: Spark plug tester can quickly diagnose ignition and engine problems, efficient and fast you can rest assured to use. Please feel free to contact us if you have any questions.