Utraviolet-sterilization disinfection light let you way from badteria and viruses, give you a healthy environment, sweeping sterilization,effective prevention.You can set the time to be sterilized, which is specially designed for household disinfection. It is recommended to turn on the germicidal lamp for more than 30 minutes.Do not let your eyes and skin expose under the germicidal light when it is working! You must leave your room. (include pets). And you also need to turn off the light before you approaching it.