2PCS 6W UV Lamp Replacement Bulbs 4-Pin Water Purification System
UV Lamp Life: 9000 hours (about 1 year). Pure Water Clean Air in Every House. This system is good to treatharmful Bacteria, E Coli, Viruses Fungi, Algae, and most microorganisms including cryptosporidium, giardia, and many other contaminants.