This product is made of stainless steel,with its four-tube structures,but also can be used independently adjust the angle of 0-180 degrees lamp arm. Can be put down when not in use, close the protective door, so as not to damage the tubes, while maintaining the tube clean. Direct exposure to the product type disinfection methods for indoor air and surface sterilization, easy to move, light arm angle can be adjusted, the timer can be adjusted from 0 to 1440 min sterilization time.Mainly used for hospital outpatient, clinic, nursery, catering services, food manufacturing or processing units, animal husbandry, poultry farming, as air and surface sterilization and disinfection etc.During the sterilization,if a person or an animal breaks into the room,the lamp will be alarmed and off,automatically open left.