- Test Cable: This electric circuit tester features a 16-foot cable, providing ample length to easily access and test any electrical system. Its compact and portable design enhances convenience during detection. - Electric Circuit Tester: A multifunctional tool for automotive professionals, this tester operates within a voltage range of 6 - 24 V DC. It is compatible with cars, trucks, motorcycles, tractors, and various vehicles, making it an essential tool for auto electricians. - User-Friendly Operation: The automotive electrical circuit tester comes with a straightforward probe. Simply connect the tester to the vehicle battery, and by toggling the power switch, auto technicians can easily direct positive or negative battery current to the tip for efficient testing. - Versatile Applications: This power circuit probe tester is ideal for multiple tasks, including: - Testing for continuity in circuits - Checking voltage polarity - Assessing relays - Verifying polarity of electrical cables and plugs - Tracking and locating short circuits - Identifying bad ground connections With its robust design and versatile functionality, this circuit tester is a reliable solution for diagnosing electrical issues in a variety of vehicles, making it a must-have for automotive professionals and enthusiasts alike.