2 to 5 business days
Kills virus bacteria in the surrounding space by continuously emitting harmless chlorine dioxide. Harmless and safe to human body, safe and secure use.Suitable for public places, public transportation, school, offices, cinemas, shopping malls, and other scenes. With a lanyard, easy to wear, can be hung directly on the chest, can also be placed in the pocket, disinfection and sterilization anytime, anywhere. Please refrain from using it if you are allergic to chlorine dioxide. Please do not directly contact this product with your skin or intimate clothing. Please use it on the outermost clothing. Valid For 30 Days After Opening(the valid period may change according to the place of use and the situation).