HECHUANG HITECH maintenance-free UV water sterilizers are designed to work with a variety of home and commercial water purification machines in Midea. It uses UV-C technology to kill harmful microorganisms like viruses, bacteria, and parasites. The sterilizer is designed to be maintenance-free and requires no additional chemicals or filters. Additionally, it's compact and easy to install, making it a great choice for anyone who wants to ensure the water they're consuming is safe and free from contaminants.