Snap On Master Analyzer manufactured by Sun Equipment Corporation. Housed in a red cabinet with various dials, gauges, and knobs, the device measures 25 inches high, 25 inches wide, and 20 inches deep. The front panel includes labeled components such as voltage gauges, a CRT screen, and a Master Analyzer plaque. Features a vintage industrial design and rests on casters for mobility. Condition not tested, with visible age-related wear and surface markings.