... 2.T5L/4P 3.Tube Dia.:15mm UV Germicidal lamp,Ultraviolet lamp,UV sterilizer,UV lamp for water treatment/UV-CT5L/4P(4w,6w,8w,10w,11w ... used in public palce,such as hospital, hotel,school etc. and water treatment,purifying air.2,Emit strong ultraviolet radiation, have ... of sterilization.3,Have strong ultraviolet radiation. Single ended 4pins UV lamp for Water treatment Quartz sleeve UVc Germicidal ...