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Automobile Spark Plug Spark Tester

Specification : US


  • 【Dual-hole Simultaneous Test Spark Plug Tester】The spark plug tester has two test holes, which can test and compare brand new spark plugs and spark plugs to be tested at the same time. You can judge the performance and ignition intensity of the spark plug through the strength of the spark, judge the aging of the spark plug through the color of the spark, and replace the bad spark plugs in time to improve the engine performance, more efficient and time-saving.

  • 【0~6000rpm Adjustable Working Frequency】The spark plug tester simulates the actual engine speed and can detect the ignition of the spark plug under different working conditions, with a range of up to 0 to 6000rpm/min. The working frequency of ignition coil tester can be adjusted as required. The higher the set frequency, the stronger the spark intensity.

  • 【Protective Cover Design】The spark plug tester is designed with a protective cover, which can effectively prevent accidental touch and ensure the safe operation of personnel during the test. Note: During the spark plug test, the voltage is very high, so please do not touch the spark plug to prevent electric shock, and please cover the protective cover before testing. After the test, the switch of spark tester must be turned off before removing the spark plug.

  • 【Widely used for 12V Gasoline Vehicle Spark Plugs】The diameter of test hole is 12mm,it is widely used to test almost all spark plugs(such as 14mm,16mm, etc) of 12V gasoline vehicles.Compatible with all spark plugs for crankshaft engines and motorcycles.NOTE: This spark tester is specially designed for testing spark plugs in automotive engines.It is not suitable for short plugs for testing lawn mowers,chainsaws or most small motors.

  • 【Indicator Prompt & Superior ABS Material】The ignition coil tester comes with a high-voltage indicator, which can help you to see the status of the spark plug at a glance. Spark tester automotive is made of high-quality ABS material, which is resistant to impact, heat and low temperature, it is very safe and reliable.

  • 【Easy Operation & Plug and Play】Just put the spark plug into the test hole, close the protective cover, connect the power supply, and adjust the working frequency to start the test. You can easily and intuitively observe the spark plug test status through the high-voltage indicator and protective cover. Note: The package does not include spark plugs.


  • Material: ABS

  • Weight: 450G


  • Free Shipping Over $50.

  • Orders will be processed within 7 business days of ordering and shipped out the next day after the processing day. Orders will generally be delivered within 7 to 14 working days.

Returns:Fast refund for any dissatisfaction within 15 days, 100% money-back guarantee.


  • Due to manual measurements, please allow slight measurement deviations.

  • Due to the different display and lighting effects, the actual color of the item may be slightly different from the color displayed on the picture.