AUTOOL Automotive Ignition Diagnostic Detector Review

SPARK PLUG TESTER: This is a digital high frequency tester for testing the performance and strength of spark plugs. If you suspect any spark plug works improperly you could compare and test to make accurate judgment. FIVE TESTING HOLES: Our car spark plug detector has 5 testing holes, allowing you to test 5 spark plugs simultaneously, improving your test efficiency, saving time and money. It is compatible with most crankshaft engine and motorcycle 11mm spark plug. SIMULATING REAL SPEED: Unlike other products that can only up to 6000rpm, our tester operating frequency can up to 9000 rpm, simulate real rpm with high accuracy, which greatly improve the test accuracy and work efficiency. DIGITAL DISPLAY SCREEN: Our updated spark tester uses up and down buttons and equipped with digital display for more precise and convenient control. Each test hole has a corresponding indicator light indicating the status of the spark plug. THREE-YEAR WARRANTY: No need to worry about after-sales problems, there are 3-Years Warranty of the main unit from the date of you received the AUTOOL product and 1-Year Warranty for accessories. Please contact our after-sales technical team for any product problems.