Water inlet filter to keep high water quality/ Optional printer for recording sterilization data/ LED screen display all steps of full process as well as error codes/ Independent quick service window, easy for repairing and maintenance/ Automatic selecting quick or low exhaust to avoid sterilization liquid overflowing/ Sterilization programs for dressings, equipment, rubber, culture medium, waste, etc/ Hand wheel type of quick-open door structure, self-expandable sealing ring, easy operating and safe/Complete process of filling water, dynamic pulse exhaust, heating, sterilizing, draining and drying runs automatically/ Adopting certain temperature (98-102˚C) exhausted method and dynamic pulse exhaust method to completely empty the cold air inside chamber for ensuring steam saturability/ Inner stainless steel water tank for water and steam to circulate inside. Steam does not exhaust during sterilization, so as to keep the outside clean and dry.