- The Circuit Tester is designed for efficiently diagnosing electrical circuits in various vehicles. Quickly assess automotive headlights, taillights, turn signals, and identify faulty sockets. - Featuring a highly clear LED digital backlit display, this tester provides precise readings with a resolution of 0.1V, ensuring you can easily monitor voltage levels. - Enhanced safety is a priority with excellent conductivity that minimizes the risk of accidental injury, making your testing experience both safe and convenient. - The extended 2.5-meter PU spring wire cord offers flexibility and reach, while the large clip ensures easy handling and secure connections during testing. Applications: - Use the Circuit Tester to troubleshoot a vehicle's lighting system before a road trip, ensuring all lights are functioning properly for safety. - Quickly identify faulty wiring in your home garage or workshop, saving time and frustration during electrical repairs. - Perfect for automotive professionals and DIY enthusiasts alike, making it an essential tool for effective vehicle maintenance and repair.