THERE ARE NO UVC L.E.D. LIGHTS USED ANY COMMERCIAL APPLICATION WORLD WIDE.I.E. HOSPITALS, FOOD PROCESSING, HAVC UNITS, Etc. WERE QUALITY APPLICATION IS NEEDED . THEY ONLY USE THIS TYPE QUARTZ BULBS LIKE THIS.. UVC GERMICIDAL LAMP UVC lights are UV germicidal bulbs that emit very short ultraviolet wavelengths from 100 to 280 nanometers that damages the DNA of bacteria, viruses, and other pathogens. A UVC light acts by penetrating the thin wall of a small microscopic organism and destroying its nucleic acids. This disrupts the DNA structure and either kills it or renders it unable to reproduce - and therefore harmless. , bacteria, viruses, e.coli, mites, mold and more. Because germicidal light bulbs are intended to rid an area of microorganisms, always wear rubber gloves when cleaning the lamps to protect your hands and keep your skin’s natural oils off the lamps and use alcohol only to clean. This will help maximize the lamp’s life to 10,000 hours. The UVC Lamp can be screwed into an ordinary light bulb socket and comes with battery operated remote control timer with 15 min., 30 min., and 60 min. settings for your needs. Battery included (23 Amp 12 Volt). NOTE : PEOPLE, PLANTS, AND PETS SHOULD NOT BE EXPOSED WHEN THE BULB IS IN USE. LOOKING DIRECTLY AT THE LAMP WHEN IN USE CAN DAMAGE YOUR EYES AND