Rudraksha (Shiva's eye) seeds are from a broad-leaved evergreen tree in India. Shiva's Eye is considered to be the most potent manifestation of the Cosmic Force. The rudraksha sanctifies the mind, body and soul. Hence rudraksha is a way to reach the higher self.
Beautiful and useful too! Pendulums are used much the same way as applied kinesiology or muscle testing to help determine the answer to a question.
To Learn more about pendulums, watch our video.