12v Gasoline Car Spark Plug Tester with Adjustable RPM Range

About this item

• 【Upgraded model - Test Full Series of Automotive Spark Plugs】Spark plug tester is mainly used to test the performance and ignition strength of automotive spark plugs. Compared with other spark plugs on the market, our upgraded spark plug tester can test all series of 12V drive gasoline car spark plugs, including universal car spark plugs, and cup-shaped spark plugs fit for BMW/Mercedes-Benz/Audi/Porsche/German luxury cars,etc. , which is more widely applicable.
• 【Adjustable Test Hole Height & Protective Cover Design】The test hole of the spark plug tester is suitable for spark plugs with nut diameters of 14MM and 16MM. The test hole is designed with a knob-type copper ring, which can be adjusted in height by rotating the ring counterclockwise to apply to the cup-shaped spark plugs. The spark plug tester is designed with a safety protection cover to avoid being injured by accidental contact during the test, thus effectively ensuring the safety of the operator.
• 【Notes】(1) Spark tester automotive is a high-voltage detector. Do not touch the spark plug during the test to prevent the risk of electric shock. (2) During the spark plugs tester, please cover the protective cover before testing. After the test is completed, first turn the switch to the off state, then open the protective cover and take out the spark plug.
• 【High-Quality ABS Material & Plug-and-Play】 Spark plug tester is made of high-quality ABS engineering plastic, which is not only resistant to falling, but also impact-resistant, heat-resistant/low-temperature resistant, which can provide you with long term service. In addition, the spark plug tester is simple to operate, there is no complicated operation process, and you can start using it after connecting the adapter, even novice operators can use it easily.
• 【Dual-Hole Comparison Test & Adjustable Test Frequency】Designed with two test holes, you can insert the new and old spark plugs into the test holes, and then by comparing the spark strength of the old and new spark plugs, you can judge the performance and ignition strength of the old spark plugs to decide whether or not to replace them. Spark tester can adjust the working frequency, you can adjust it between 0~6000rpm/per minute,the higher the setting frequency, the stronger the spark strength.
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