Car Spark Plug Tester & Automotive Ignition Tools is designed to test the performance and strength of spark plugs. It simulates actual engine conditions and operates at up to 9000 rpm and is compatible with all crankshaft engine and motorcycle spark plugs on the market.

• The working frequency of the spark tester automotive is 200-9000rpm. The higher the frequency, the stronger the spark intensity.

• The working frequency can be adjusted by the button, you can adjust it according to your needs, it is very convenient. The spark plug tester performance and ignition strong, with protective cover to prevent you to electric danger.The spark plug tester has a three-hole test function. Three spark plugs are compared at the same time to improve efficiency. It can truly simulate the working conditions of the engine. The measurement process is more efficient and the measurement results are more accurate.

• The operation of this spark tester is very simple. Just put the spark plug to be tested into the test hole, cover the protective cover, and then connect the power supply to start the test. Digital screen displays the working rpm for more precise control.

• Car Spark Plug Tester is used to test the performance and ignition strength of spark plugs. It is made of high-quality thermoplastic polymer structural material (ABS), which has good heat resistance and impact resistance, and can prolong its service life. It can be used to test 12mm diameter 12V gasoline vehicles and is compatible with 99% of the spark plugs of crankshaft engines and motorcycles on the market.