Portable Check Pen Clip Diagnostic Tool Car Spark Tester Coil Ignition System Plug Indicator

Label:Yes Temperature range0~40 Default :12V lead-acid Display area: 43 x 11mm Screen Display:LCD Operating voltage: 8-63V Optional Battery tye. Anti-reverse function. Backlight color: Blue One connector with two lines, 20mm in length Operating current<5.0mA

Applied for: Spark Indicator -Tests Spark Plugs, Spark Plug Wires and Coils Without Puncturing the Wire. With the engine running, place the grooved end of the tool over the plug wire. The bulb will flash to indicate spark Excellent for the Professional or Shadetree Mechanic! Size: 125mm

With the engine running, place the grooved end of the tool over the spark plug wire. The bulb will glint to indicate the spark 1 x Spark plug indicator Pen