Wooden base (1m diameter x 0.30m high), 02 metal dials, pins, springs, pressure sensors, structure of panoramic projection (04 data projectors), PC, metal cross, a pair of two semi-loops (one is 3m de high x 0.30m wide x 0.005m thick and the other is 2.90m high x 0.30m wide x 0.005m thick), a light bulb, a dimmer, two engines, gears, cog rails and an cables.