Check the listing for details. UV - Commercial Ultra Violet Ray Sterilizer 55w, 12GPM w/ Extra Bulbs & Quartz. Color: Stainless Steel, Condition: New. Listed at 149.95 USD. Detailed Description: 55V Large Home- Ultra violet Ray Sterilizer w/ Upgraded High-Quality Ballast (Transformer) built-in Audio Alarm System & LED indicator. 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 - Upgraded High Quality Ballast(Transformer) with built-in light and alarm notification. The Alarm will go off when the UV bulb starts to fail. 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: 1-3 (Please select before checkout) Quartz Sleeves: 1-2 (Please select before checkout) LED indicator Light: Yes upgraded UV Ballast Transformer (beeps when its not working)3 checkout choices and packing details. Choice # 1 / 1 sterilizer + 1 Bulb + 1 Quartz = Full UV system with installed quartz and 1 Bulb in the box with one power adapter. Choice # 2 / 1 sterilizer + 2 Bulb + 1 Quartz = Full UV system with installed quartz and 1 Bulb in the box with one power adapter plus Additional spare 1 Bulb. Choice # 3 / 1 sterilizer + 3 Bulb + 2 Quartz = Full UV system with installed quartz and 1 Bulb in the box with one power adapter plus Additional spare 2 Bulb and spare 1 Quartz.