Car Spark Plugs Tester Wires Tester Coils Diagnostic Tool Ignition System Tester

Feature:

1.Quickly diagnose problems with all ignition systems

2.Connect the tool between the spark plug and the plug wire

3.Normal sparks of fire gauges as "purple blue and 2cm straight line," if the ignition coil is bad when the color is red or curve

Package List:

1pcs*Car Ignition Spark Plug Tester