Spark Plug Tester SPT-2 AMIO-

Spark tester for spark plugs and ignition coil Device for checking ignition systems. Allows easy diagnosis of ignition coil faults and checking spark quality and strength in spark plugs. The tester is connected between the high-voltage cable and the spark plug. Usage: with the engine off, remove the ignition coil boot from the spark plug, connect the tester tip to the spark plug, insert the metal tester tip into the ignition coil boot, start the engine.