Sadhguru: Basically It is only one. The other just one is just an issue of size. We approximated that if the residences are anyplace involving 2000-2500 sq. ft., the Bhairavi Yantra would do. For houses bigger than that, we said this isn't ample and we made available the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi