Shri` or `Shree` sets for Lakshmi and `yantra` stands for a gadget. Shri Yantra is a gadget that helps carry into invoke the power of Maa Laxmi into our lives. So we must have a Shri yantra in our home temple to get special blessings of Maa Laxmi .
In this gadget whole geometric design is encased in a lotus design which representing the universe . The yantra symbol thus represents the livings aspect or fertile aspect of the universe.
How this Yantra Looks ?
In tantrik tradition, this device is represented in a geometric format having a diagram of six intersecting triangles. The three upward pointing triangles represent the male energy and other the three downward pointing triangles represent the female energy.
The intersections of the six triangles represent points of determined energy that signify productiveness or creation. A `bindu` or dot in the middle of the diagram is said to be the point where the Goddess Tripursundari or Maa Laxmi female creative form exists.
The Shri yantra is a very powerful symbol that dispels all negative energy from its surrounding area and fills it with positive and auspicious energy.
It is believed that Goddess Laxmi has great affection for the Shri Yantra and blesses those who possess it.