Specifications: This item is for the study of 3 phases of electricity from a magnetic field. The results of the experiment are shown in LED (STAR and DELTA type) and consist of 3 wire coils, which is placed so that it is 120 degrees from each other. There is a magnet in the center which is attached to rectangular piece of paper of size 25x50 cm. It is placed perpendicular to the base, and the magnet is spin-able. At the front, there is a screen which signifies the poles. This set includes wire with 2 clippers. The base is rectangular-shaped of dimensions 45x40x20 cm. It is made of MDF wood covered with Formica plastic.