Multifunctional spark tester Adjustable spark detector for evaluating spark performance in automotive engines. Helps ensure compliance with essential operational standards for function. Efficient threehole design Three testing ports allow simultaneous testing of multiple sparks, greatly improving efficiency and reducing diagnostic time. Realistic engine simulation Accurately simulates actual engine conditions to provide reliable assessments of spark functionality. Adapts to various speeds for comprehensive evaluations. Backlit LCD display Clear LCD display with backlight showing simulated engine speeds and test results at a glance, facilitating effective monitoring during tests. Key benefits Improves diagnostic speed by testing multiple sparks at once. Provides reliable assessments by simulating real engine conditions and varying speeds. Enables easy monitoring with a backlit display for quick interpretation of results. Applications and use scenarios In auto shops, to diagnose ignition issues by evaluating spark quality across cylinders and confirming proper function of sparkrelated components. In fleet maintenance settings, to screen multiple cylinders efficiently and verify spark performance across different engine speeds. In training or educational environments, to demonstrate how spark performance responds to changing RPMs and to illustrate ignition system behavior.