Multifunctional Car Circuit Tester, Digital Display Short Circuit Finder, 6-24V AC/DC Car Power Tester, Component Activation Electrical Tester for Trailer Lights Testing/Continuity Testing

• 【Multifunctional】This Multi-function Automotive Circuit Tester designed for automotive electrical and wiring maintenance and testing.It can be used motor checking,light checking,voltage polarity testing,extensively for continuity testing, tracing and identifying short circuits, and testing for ground faults. • 【Simple to Use】Unplug the tester connection cable. Connect the red clip to the positive terminal of the battery and the black clip to the negative terminal of the battery; the blue digit shows the current battery voltage value and turns on the front light; reverse the connection, the voltage value is not shown but the light is still on. • 【Reliable】The Multifunctional Car Circuit Tester is equipped with an LCD display that allows the user to easily test voltages in the 3.5V to 36V range and display the value on the screen, making it suitable for a wide range of vehicle models.The 14.7 ft. long leads make it easy to bring the battery's power and ground wires to the dashboard or wherever you need to test. Equipped with beep warning and overload cutoff for safer use.NOTE: Don't use in all AC and power environments greater than 36V. • 【Efficiently】The Power Circuit Probe Tester uses an advanced high sensitivity probe to provide you with fast and accurate testing, which can save you a lot of time troubleshooting automotive wiring circuits, quickly and accurately locate the faulty wires and their points of failure, with a built-in flashlight that allows you to work in the dark, making it more efficient for the owner of the vehicle or a professional mechanic.