Check the listing for details. GermGuardian LB5000 Premium Compatible UV Lamp for AC5000 & AC5250PT. Condition: New. Listed at 18.99 USD. You are purchasing one unit of the GermGuardian LB5000 Premium Compatible UV Lamp for AC5000 & AC5250PT10,000 Hour Long Life Lamp 1 Year WarrantyIncludes Free Gloves for Handling UV Hot Cathode Germicidal UV Bulbs (UV-C), are low-pressure mercury arc lamps that are the most effective tool for eliminating microorganisms such as virus, bacteria, mold and yeast in the air and impurities in water. Produces UV-C (253.7 nm wavelength) radiation (harmful to eyes and skin). Specifications:PART NUMBER: AVERAGE LIFE: 10,000 Hours BASE TYPE: 2 Pin PIN PATTERN: 2 Pin BULB SHAPE: T-5 (T5) T5F FAMILY: Germicidal UVC LampsDIAMETER: 0.61 in (15.5mm) ENDS: Single End BULB FINISH: Clear BURNING POSITION: Universal Burn OUTPUT: UV-C SPECTRAL PEAK: 253.7nm Compatible Bulb Guaranteed to Meet or Exceed Manufacturers Specifications and Performance. Buy Wholesale from the Importer. We stand behind our products and Guarantee Same day Shipment and 100% Buyer Satisfaction. All lamps are brand NEW, packaged individually and are 100% Guaranteed