Detailed Description: 55V Large Home- Ultra violet Ray Sterilizer-Commercial Ultra Violet Disinfect 99.9% of harmful bacteria Stainless Steel Leaves no Taste In The Water Easy To Clean Quartz Sleeve Low Cost replaceable Lamp Bulb fault – Transformer Build in light and alarm notification. Specifications Stainless Steel Unit Capacity: 12 GPM Inlet / Outlet: 1″ MNTP 2x 2.5″ Clamps included (Part # 105102) Length: 36″ UV lamps: 55W Voltage:110V Maximum operating pressure: 125 psi UV Lamp Life: 9000 hours (about 1 year) UV Lamps: 1 Quartz Sleeves: 1 LED indicator Light: Yes Upgraded UV Ballast Transformer (beeps when its not working)