This product is an online water quality blue-green algae analyzer independently developed by ERUN Group. Based on the ultraviolet fluorescence principle, the sensor is equipped with precision optical components. It features a compact and exquisite design, simple and fast installation and maintenance, and can effectively resist ambient light interference, demonstrating excellent repeatability and high stability. It is widely used for continuous real-time monitoring of blue-green algae content in rivers, lakes, marine surveys, aquaculture, algae and phytoplankton.