Car Spark Plug Tester,Automotive Engine Ignition Analyzer 220V with Protective Cover 0 to 6000rpm Double Hole 12MM Socket

【Why Do You Need It?】By comparing the spark intensities of the two spark plugs,judge the performance and ignition intensity of the spark plugs,and replace the broken spark plugs in time. Spark plug tester has two spark plug socket, you could compare and test to make an accurate judgment at the same time. The design of the protective cover can prevent you from the risk of electric shock during the test,which effectively guarantees your safety during the operation. 【Widely Application】12V Gasoline vehicles car spark plugs, 100V-240V input voltage . used to test 12V gasoline vehicles car spark plugs (a diameter of 12mm).Universal for spark plug tests crankshaft engines and motorcycles. 【Time-saving & Efficient】The working principle of the car spark plug tester is to test the performance of the spark plug by simulating the work of the engine. Suitable for spark plugs of most 12V gasoline cars. 【Easy Plug and Play】Spark tester automotive is easy to operate, and you can start using it after connecting the adapter. you can adjust the working frequency in the range of 0~6000rpm .Spark plug tester can also simulate the work of the engine, Restore car start which can better test the spark plug. 【Humanized Design】In order to make the use process safer, the spark plug tester comes with the latest car spark tester with a special protective cover design. Cover the protective cover before use to ensure the safety of the operator during the test and observe the test results visually.