It is usually placed at the entrance between the clean room and the dressing room. It has the functions of automatic soap and water supply. After washing hands, it will automatically send out high-speed dust-free sterile air to dry the hands. The gas sent out is clean air filtered by (HEPA FILTER). It is suitable for electronics industry, pharmaceutical industry, food industry, agriculture and animal husbandry, biotechnology industry, etc., but also for hospitals, research institutes and laboratories.