VDIAGTOOL V200 Circuit Tester Electrical Power Probe Auto Diagnosis Tool 12V 24V
>>>What can this automotive electric circuit tester do for you?. Detect the resistance between the circuit probe tip and auxiliary ground lead. When this auto circuit tester is in Resistance mode, using the probe tip and the auxiliary ground lead, continuity can be tested on wires and components attached or disconnected from the vehide's electrical system.