4-60V DC Car Light Voltage Tester, Digital LED Circuit Tester, Lamp Tester with Voltmeter, Automatic Voltage Tester

The circuit tester is perfect for checking various vehicle circuits, quickly verifying headlights, taillights, turn signal circuits, faulty sockets, fuse connections, and also for testing other 4-60V DC cables and circuits. The LED indicates the positive and negative terminals; red is positive and green is negative. The integrated probe protection sleeve structure increases the needle's reach. The 3-60VDC line tester can be used for 6V, 12V, 24V, and 48V systems. It displays the test voltage in real time. The professional automotive circuit tester has an integrated circuit chip, which is superior to traditional test lamps and prevents damage to the car's computer board.