Piece 5-120V Automotive Circuit Tester with Voltmeter, Heavy-Duty LED Backlit Display Test Lamp, Bidirectional DC Voltage Tester, Electric Light Test Pen

General Description The 5-120V automotive circuit tester is an essential tool for both professional and amateur mechanics. It features a precise LED digital display that accurately reads voltage within a range of 5 to 120V. Its bidirectional testing mode allows the alligator clips to be connected to either negative or positive ground, simplifying the detection of electrical problems. Technical Specifications Measuring Range: DC 5-120V Display: Digital LED Terminals: Pure Copper Protection: Insulating cover and circuit protection function Operation This tester is easy to use: simply connect the alligator clips to ground and use the probes to test the circuit. The sharp steel probes easily penetrate insulation, allowing you to check circuits, find broken wires, test fuses, and quickly assess current. Other Information This tester is designed for a wide range of applications, enabling you to detect current and ground faults, as well as find short circuits and breaks in wires. It is ideal for checking car headlights, taillights, turn signal circuits, faulty sockets, connectors, fuses, and broken cables.