..and turns the world! An extremely sophisticated technology for a highly effective object! Mappamondo that turns slowly using only solar energy and the magnetic field of the earth. Powered by solar energy and the earth's magnetic field, no batteries or cables are needed, solar panels are hidden from sight. Under detailed graphics, solar cell technology rotates silently and calmly the globe to reflect the constant movement of the earth. Diameter 21.5 cm (8.5 ") height 30.5 cm (12") weight 6 kg