Auto ignition probe is a kind of inductive capacitance sensor, it matchs with an oscilloscope.
Hantek HT25 Auto Ignition Probe Automotive Oscilloscope 2 meters, Black
Auto Ignition Probe for Oscilloscope - 2.5M Inductive Capacitance Sensor, 10000:
Auto Ignition Probe Oscilloscope Sensor 2.5m Inductive Capacitance Tool 10,000:1
Ignition Probe HT25 + Hantek 1008C 8CH Auto DAQ Signal Generator Oscilloscope
Auto Ignition System Detector for 12/24V Ignition System to Test Ignition Signal
Ferret Instruments 72 Primary Ignition Probe New Open Box
