Auto Car Tester Ignition Spark Indicator for Spark Plugs Wires Coils Diagnostic

Auto Car Tester Ignition Spark Indicator for Spark Plugs Wires Coils Diagnostic Features: -Spark Indicator tests for spark plugs, for spark plug wires and coils without puncturing the Wire. -With the engine running, place the grooved end of the tool over the spark plug wire. -The bulb will flash to indicate spark. -Excellent for the Professional or Shadetree Mechanic. Specification: Material: Metal + Plastic Item Type:Engine Care Special Features:Ignition Testers Size: about 12.3cm(4.84") x 1cm(0.39") (Conversion: 1cm=0.3937 inch, 1inch=2.54 cm) Package Included: 1 x Spark Indicator