[Dual -Hole Simultaneous Detection] Spark plug tester with two sockets can be detected at the same time. Through the intensity and spark comparison of the two spark plugs, you can clearly observe the damaged spark plug. Therefore, you can replace the spark plug in time to avoid safety problems during the use of vehicles, so that you can travel more safely.NOTE:The spark plug bottom length should not be less than 38mm, otherwise it may be too short to be detected.
[Adjustable Working Frequency] Spark tester has a working frequency of 500-9000rpm. You can control spark plug gap tool through the rotating button. The higher the adjustment frequency, the higher the strength of the spark plug, and the more obvious you can observe. Simulating to the speed of the real vehicle, make the test results more accurate, and greatly improve work efficiency.
[Wide Application and Adjustable Height] Ignition coil tester can be suitable for most 12V -driven gasoline power vehicles, input power DC 12V, and more real simulate your engine work. At the same time, the spark plug tester socket can be highly rotated (8mm), which can meet more spark plugs and facilitate your use.
[Portable, Easy to Operate] The weight of the spark plug tester and coil tester is only 500g, the size is small, and it can be easily carried. At the same time, you only need to put the spark plug into the socket, and then connect the power to adjust the frequency you need, and the spark plug can be tested quickly. Therefore, you don't have to worry about spark plug gap tool operation difficulties, it can simply serve you.
[Digital Display and Lighting Instructions] The spark plug tester has an intuitive display. You can clearly see your value according to the frequency you adjust, so that you don't have to worry about the accurate control of the strength, which is convenient for your use. In addition, spark plug tester is equipped with a signal indicator to help you observe whether the spark plug is in normal detection.
[3 -year Warranty] We provide the three -year warranty period for this tester. Therefore, you can contact us during the use process, and we will try our best to solve the problem for you and make you satisfactory results.