This versatile automotive circuit tester kit is designed for diagnosing a wide range of electrical issues in cars, trucks, and trailers. It includes a 6-24V DC circuit tester, power probe, fuse tester, relay tester, and test light automotive, providing all the tools needed for accurate diagnostics. Built from high-quality materials, the durable tools feature a 4.5-meter cable for extended reach, ensuring you can access hard-to-reach areas. The intuitive design simplifies result interpretation, making it easy for both professionals and DIYers to troubleshoot and repair electrical faults efficiently. We also offer exceptional after-sales service; if you have any questions or issues with your tester electric kit, our dedicated customer support team is here to assist you, ensuring your satisfaction and continued success in automotive diagnostics.