Descriptions:1. UV rays destroy the DNA and RNA of microorganisms, causing them to lose their ability to reproduce and thus die, achieving the effect of disinfection and sterilization!2. Unclean air flows into the room repeatedly and it is easy to breed germs, formaldehyde, mites and other harmful substances, posing a serious threat to our health.3. LED ultraviolet disinfection 99.9% sterilization rate does not do surface work.4. Ultraviolet disinfection technology is often used in hospitals, bacteriological research and aerospace and other fields. It adopts a pure physical sterilization method. The use of a wavelength of 260-280nm can instantly destroy bacteria and lose their ability to reproduce and survive.Features:  Convenient handheld sterilization. Sterilization rate up to 99.9%. Efficient disinfection for 1-3 minutes. Wide range of uses, suitable for underwear, home, travel. Efficacy: sterilize, kill viruses, remove formaldehyde, remove mites ,, harmful substances. Sterilization location: toilets, beds, crawling mats, cribs, pet supplies and pet environment disinfection. Specifications: Material: ABSPower: 3WDisinfection time: 1-3 minutesPower supply method: 4xAA dry battery (not included)Size: 267*38*42mm/10.52*1.5*1.66"Product net weight: about 220g Notes:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3mm measuring deviation due to manual measurement.    Packages:1 X Sterilizing Stick1 X User Manual