【Multi-Functional Circuit Tester】: It can test polarity, continuity of car circuit, locate the short circuit, components. and the circuit tester can check the condition of the component grounding. If the grounding is good, the buzzer.
【Multi-Functional Circuit Tester】: It can test polarity, continuity of car circuit, locate the short circuit, components. will sound and the polarity indicator will turn green, if the grounding is bad, the polarity indicator will remain red and the buzzer.
【Multi-Functional Circuit Tester】: It can test polarity, continuity of car circuit, locate the short circuit, components. and the circuit tester can check the condition of the component grounding. If the grounding is good, the buzzer.