YOUTUBE videos: By Deep River Films in Florida.
Independently produced and contains a few minor errors [electrode configuration, package contents] Pre 2015 version using Series 2 electrodes
Introduction to Silver9
Silver9 Batteries Water Test Cleaning
[Error correction] The faster the LED dims, the better the water. REALLY pure water and the LED may need to be in a dark room to be seen at all.
LED LIGHTS /Programming