Dust are tiny creatures that are invisible to the eye, on the bed, pillow, sofa,carpet, they are everywhere in and make many harms: Dust bite people skin make itching and skin redness, let people can't sleep and uncomfortable This lamp can easy kill bacterias include : mold, Staphylococcus , E coli, Pet parvovirus, influenza , 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 which will cause odor, and the ozone will kill and oxidatively decomposes organic or inorganic odors substances Can break down tiny substances in the air, reduce 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 9m 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 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: 1 * lamp 1 * lamp holder 1 * patch cord(10cm) 1 * package of installation accessories Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.