Dust mites are tiny creatures that are invisible to the naked eye, on the bed, pillow, sofa,carpet, they are everywhere in the house and make many harms: Dust mites bite people skin make itching and skin redness, let people can't sleep and uncomfortable This lamp can easy kill bacterias include : mold, Staphylococcus aureus, E coli, Pet parvovirus, influenza virus, etc, Ultraviolet light will break them down into water and oxygen This lamp can remove odor just like the Smoky smell in the kitchen, musty smell in the bedroom, and the bad smell in washroom, shoes box, fridge, trash can, etc UV-C ray can kill the bacteria which will cause odor, and the ozone will rapidly kill and oxidatively decomposes organic or inorganic odors substances Can break down tiny substances in the air, reduce allergens that can cause asthma and allergies, Kills contaminants that causes colds, flus, allergies, sinus infection, make the air fresher. Fine workmanship and good performance,easy to use,long service life Voltage: 220V Wattage: 6W Lamp type: T5 (G5) Disinfection area: 6W less than equal 9m² Suggest period: 1-3 tims/week Suggest sterilization time: 30-60 minute once Caution: 1,UVC Ray is harmful to eyes and skin, don't look at the lamp when it 's light up. 2,People/pet/plants can`t expose to the light . 3,After use, because the lamp killed a lot of bacteria in the room, please open the windows and doors, allow the room to ventilate 15 minutes then enter. size:235x23x35mm Material:aluminum + glass colour:White Package Contents: 4 x lamp 4 x lamp holder 4 x patch cord(10cm) 4 x package of installation accessories