getfay Pack-1 Car Spark Plug Test Pen, 4.84In Vehicle Spark Plug Coil Tester, Engine Indicator Ignition System Tester, Universal Portable Automotive Trouble Diagnostic Tool (Silver & Purple)
Measurement Function: This car ignition test pen can help determine whether the engine ignites normally, quickly troubleshoot problems, and whether the spark plug needs to be replaced. You can directly judge whether the spark plug is working properly from the light indication.
Product Specifications: The length of this car ignition test pen is 4.84 inches/123mm, making it ideal for mechanics, personal maintenance. This car ignition test pen has a unique groove design to allow the wires to have a larger contact area with the instrument.
Portable Design: This car ignition test pen is mini and easy to carry, and can be clipped into your pocket. Quickly test spark plugs, spark plug wires and coils without piercing the wires. If the bulb is flashing, the spark plug wire is transmitting the spark plug signal.
Package List: After purchase, you will receive 1 x car ignition test pen, which is enough to meet maintenance needs. Stable ignition system coil testing performance can provide you with longer service and is an essential and practical accessory for checking problems during vehicle maintenance.
Note: After the engine is started, just place the grooved end of the test pen on the spark plug wire. The LED light indication is always transparent and visible, and the light status can also be seen in dim environments. Please note that caution is required when using a spark plug detector.
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