Pre- programeed 1 Red and 8 White pyramid yanta plates consisting 81 pyramid yantra grids and 81 radiating crystals for energizing sub-conscious mind to generate health, peace and prosperity. This will manifest our sub-conscious mind and give us sound sleep. Many of us are not having proper sleep as a reason of hardwork, stress and worries. But it is necessary to have minimum of 7 to 8 hours of sleep everyday. As we spend one third of life span on bed, it is necessary to energize it for good energy. We need to place this Pyra-vastu sleep yantra under the mattress. You will surprise that though you sleep comparatively for lesser time, you feel more relaxed, fresh and energetic. Also you can write a wish and place in the center plate’s wish chamber.