It is placed in the worshipping place of house, shop, office or factory to remove the vaastu defect. this yantra consists of energy of pyramids which protect from the harmful negative energy  in the atmosphere.

Another pattern associates him with the concepts of Buddhi (intellect), Siddhi (spiritual power), and Riddhi (prosperity); these qualities are sometimes personified as goddesses who are considered to be Ganesha’s wives. … Usually Ganesha’s consort is portrayed as his shakti, a personification of his creative energy.