Gayatri Devi is Maha Devi and deity of Shri Gayatri Yantra. The Yantra contains Panchmukhi or Ashat Mukhi. Gayatri Devi seated on a Lotus. For worship this Yantra is kept in a house, business place. By the proper use of this Yantra, one cannot be affected by souls, spirits and is blessed with health, wealth and happiness. In case a house or man is afflicted by souls and spirits, water should be kept in bowl near the Yantra and water be sprinkled in house for a week, all spirits etc., will vanish. The man should take rice milk and water during the days of pooja. Light ghee lamp day and night continuously. near this yantra for best effects.