The power steering tester is designed for use on passenger vehicles, including automobiles and light trucks. It is capable of connecting to various OBD interfaces such as OBD, CAN, OBDII, and EOBD. This diagnostic service tool is essential for troubleshooting and diagnosing issues with the power steering system in vehicles. While it does not come with a warranty, it provides reliable testing capabilities for ensuring optimal performance in automotive and light truck vehicles.