Description : 【Function】 Continuity tester for testing components inside and outside the vehicle electrical system: This electrical tester can be used to test and activate components inside and outside the vehicle electrical system, testing voltage polarity, relays and diodes, fuses and circuit continuity, checking lights, checking motors, Track and locate short circuits, test for poor grounding, test cable and plug polarity, measure 2V to 24V DC voltage, etc. 【Application】 1 Clamp the red clip on the positive pole of the car battery, 2 Clamp the black clip on the negative pole of the car battery, 3 Connect the car power probe to the bad point of 6-24V DC. You can conduct positive and negative battery currents to the probe by shaking the power switch forward or backward.
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