You are purchasing one 24W UV Germicidal Sterilizer Light Bulb 2G11 Jebao Pond 10,000 Hour Long Life Lamp 24 Watts UV Light Bulbs are PL style lamp with 2G11 base and is a low-pressure hot cathode germicidal ultraviolet (UVC) mercury arc lamps that is most effective tool for eliminating microorganisms such as virus, bacteria, algae, mold and yeast in the air and impurities in water. Primary Applications: Food Processing, Medical Facilities, Air Conditioning Systems, Pharmaceutical Production, Clean Rooms, Drinking Water Purification, Photochemistry, Phototherapy, Dermatology, Sterilization and Disinfection Other Known Codes: Coralife Turbotwist, Tetra, Double Helix, OASE Bitron Warning: Protect your eyes and skin when operating Germicidal Lamps. Equipment should be designed to completely screen or filter UV-C radiation. Specifications: Average Life: 10,000hrs Base: 2G11 Watt: 24W Length: 12" 304mm Long Our UV germicidal lamps are compact UVC Ultraviolet germicidal bulbs used in residential water and air disinfection units. The compact size of bulb allows for a small system design and design flexibility. Our TUV PL-S lamps offer constant UV output over their complete lifetime to close to 10,000 working hours for maximum security of disinfection and high system efficacy. The lamps are design to perfectly fit the 2G11 base sockets. Our UVC germicidal lamps operates at 24 watts and has an ultraviolet output of 2.4 watts. It has an average life of 10,000 hours. All lamps listed are the highest quality compatible brand UV products. Buy Wholesale from the Importer. We stand behind our products and Guarantee Same day Shipment and 100% Buyer Satisfaction.