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Spark Indicator

Product categories of Spark Indicator, we are specialized manufacturers from China, Spark Indicator, Spark Plug Tester suppliers/factory, wholesale high-quality products of Spark Tester R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!

China Spark Indicator Suppliers

Automotive Spark Indicator
This Tool can test spark plugs, 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.


Blunt nose tip prevents lead puncturing

High intensity bulb and viewing window for greater flash concentration

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