The Automotive Test Solutions eTRAINER Jr. provides hands-on training to cover the operation and testing of basic to advanced electronic circuits. The training tool provides users with a complete step-by-step course that will enable them to understand what the voltage measuring instrument is conveying. The training will cover the use of a voltmeter, ammeter, amp clamp, and oscilloscope. After completing the training users will obtain an in-depth understanding of the automotive electrical and electronic systems, and how to quickly diagnose these systems on the modern vehicle.