A hand-held vacuum cleaner (100) is provides, including a housing (1) and a floor brush (200), the housing (1) is provided with an air inlet (111) and an air blowing vent (121), the air blowing vent (121) is disposed adjacent to the air inlet (111); the floor brush (200) is provided with a floor brush inlet (201), a floor brush outlet (203) and a floor brush opening (202), the floor brush inlet (201) is in communication with the air blowing vent (121), the floor brush outlet (203) is in communication with the air inlet (111), the floor brush opening (202) is located at a side of the floor brush (200) away from the housing (1), and an airflow blowing from the air blowing vent (121) first flows to the floor brush opening (202) through the floor brush inlet (201), and then flows to the air inlet (111) through the floor brush outlet (203).