AVI’s Electrical Testing Board (E.T.B.) is a compact, all-in-one training solution designed to teach foundational electrical concepts in a hands-on, engaging way. Housed in a lightweight, portable case, this kit makes it easy for automotive trainers and educators to cover essential topics such as Ohm’s Law, circuit theory, multimeter operation, and voltage drop testing. Perfect for classroom or lab use, the E.T.B. includes everything needed for low-voltage testing and real-world practice.