Chihiros Doctor has 3 preset modes for plants, fish & shrimps. When used in the plant mode it suppresses algae growth & promotes plant growth. The fish & shrimp modes kills pathogenic bacteria in the water without harming beneficial bacteria or livestock. This is the previous generation of Chihiros Doctor rated for tanks 125l+ (33Gal+).
The Chihiros Doctor GEN3 is controlled by touch.
Note this product can only be used in tanks with TDS below 500ppm.