Jentox dual ionic detox machines are hand made for safety and give off healthy frequencies. They come out of Canada. UL certified, inspected and double surge protected. It automatically shuts off when the ions become too high for the body. Projecting healthy beta wave frequencies that mimic your body's brain meditation waves. No unhealthy EMF's, leaking heavy metals or unsafe electricity like cheap EBay machines... Call to put in your order today!