Reliable Single or Multi-channel Colloidal Silver Generation Autoshut off selectable from 5 to 25 PPM Precisely regulated Constant Current electrode drive Connectorized 99.99% pure Silver, 4 plate electrode with mounting studs and wing nuts Alternating Electrode Polarity minimizes electrode buildup Easy to use, Generates 1 Gallon per hour, typical Scalable output for higher volume or reduced generating time High quality/High reliability, state of the art design Made in USA Electrodes Assemblies are standardized and compatible with all Silver Moon Colloidal Silver Generator models