Auto Ignition Check Pen Light Car Spark Tester Diagnostic Tool Plug Indicator Coil Ignition System

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