2 of 55W Ultraviolet Light Bulbs(55W-UV) – Kills harmful Bacteria, E Coli, Viruses Fungi, Algae and most microorganisms including cryptosporidium and giardia, and many other contaminants.

Product Features

• Length: 36.4"
• UV lamp: 55W
• Voltage:110V & 220V
• Base: 4 Prongs
• UV Lamp Life: 9000 hours (about 1 year)