This device helps emotional stress with Green Agate Onyx enclosed. If you have a cell phone you really need one. They protect you from negitive EMF signals. The crystals are a bonus because they help many different aliments. As in "Reiki" healing. It has the following crystals: Green Agate Onyx - helps physical and emotional stress, nervous breakdown, leucoderma, impotence, abdomen-related diseases, treats eyes, nose, and nervous system, blood pressure, treats skin disease. Brass and Aluminum, Copper heart with glitter stars, Real silver leaf, White pearl background, Bail The crystals are cleansed and charged with sun light before manufacturing. The power of intent for healing, is put into each and every one of my pendants. The power of intent was first discovered in 1978 in the famous double-slit experiment where photons were observed. Every time the photons were observed the out come was different. All my devices have a waterproof coating. They are individually hand-crafted and may have slight artistic imperfections. The colors may be off slightly because of Monitors being set differently. *Not to replace your doctors or medications