The solar photovoltaic aerator fountain operates on the basic principle of converting solar radiation directly into electrical energy to power the aeration process.The GEYSER (Bio) Fountain Aerator is a highly efficient and energy-saving water treatment equipment designed for aeration, flow generation, circulation, and water quality improvement in rivers, lakes, and other water bodies. It is applied in the treatment of artificial and natural lakes, parks, villa areas, eco-residential areas, golf courses, urban rivers and lakes, canals, river systems, and ecological leisure parks. Additionally, the GEYSER (Bio) Fountain Aerator's superior up and down water exchange and circulation function effectively prevents the problem of water quality putrefaction in enclosed environments. It is worth mentioning that the unique landscaping function of the fountain aerator saves costs on adding splendor to fountain facilities. The beautifully formed water sprays greatly enhance the atmosphere and decorative value of the lakes, fully embodying the harmony between humans and nature.