A sensor hub comprising: a housing having ventilation ports (110, 120, 130) on its front, lateral and rear sides, respectively, and having a first opening and a second opening at its top and bottom, respectively; a fine dust sensor disposed adjacent to the ventilation ports (110, 120, 130) in the housing for sensing the concentration of fine dusts introduced through the ventilation ports (120, 130); a CO 2 sensor disposed adjacent to the ventilation ports (110, 120, 130) in the housing for sensing the concentration of CO 2 introduced through the ventilation ports (120, 130); a temperature/humidity sensor disposed adjacent to the ventilation ports (110, 120, 130) in the housing for sensing temperature and humidity around the housing; a correction sensor disposed adjacent to the temperature/humidity sensor for sensing temperature and humidity inside the housing and correcting the temperature and humidity around the housing based on the temperature and humidity inside the housing; a display plate coupled to the first opening and having a display unit mounted thereon; an illumination plate coupled to the second opening and having an edge portion made of a transparent or translucent material; a plurality of light emitting units disposed apart along the edge portion of the illumination plate and emitting light of the same color; and a main board disposed in the housing and including a processor for controlling the plurality of light emitting units and the display unit based on data on the fine dust concentration, the CO 2 concentration and the corrected temperature and humidity, wherein the light emitted by the plurality of light emitting units passes through the edge portion of the illumination plate, and the processor is configured to control the color of light emitted from the plurality of light emitting units by comparing the data of any one of the fine dust concentration and the CO 2 concentration with a predefined reference value, and control the display unit to display information on the fine dust concentration, the CO 2 concentration or the temperature and humidity. a housing having ventilation ports (110, 120, 130) on its front, lateral and rear sides, respectively, and having a first opening and a second opening at its top and bottom, respectively; a fine dust sensor disposed adjacent to the ventilation ports (110, 120, 130) in the housing for sensing the concentration of fine dusts introduced through the ventilation ports (120, 130); a CO 2 sensor disposed adjacent to the ventilation ports (110, 120, 130) in the housing for sensing the concentration of CO 2 introduced through the ventilation ports (120, 130); a temperature/humidity sensor disposed adjacent to the ventilation ports (110, 120, 130) in the housing for sensing temperature and humidity around the housing; a correction sensor disposed adjacent to the temperature/humidity sensor for sensing temperature and humidity inside the housing and correcting the temperature and humidity around the housing based on the temperature and humidity inside the housing; a display plate coupled to the first opening and having a display unit mounted thereon; an illumination plate coupled to the second opening and having an edge portion made of a transparent or translucent material; a plurality of light emitting units disposed apart along the edge portion of the illumination plate and emitting light of the same color; and a main board disposed in the housing and including a processor for controlling the plurality of light emitting units and the display unit based on data on the fine dust concentration, the CO 2 concentration and the corrected temperature and humidity, wherein the light emitted by the plurality of light emitting units passes through the edge portion of the illumination plate, and the processor is configured to control the color of light emitted from the plurality of light emitting units by comparing the data of any one of the fine dust concentration and the CO 2 concentration with a predefined reference value, and control the display unit to display information on the fine dust concentration, the CO 2 concentration or the temperature and humidity. to control the color of light emitted from the plurality of light emitting units by comparing the data of any one of the fine dust concentration and the CO 2 concentration with a predefined reference value, and control the display unit to display information on the fine dust concentration, the CO 2 concentration or the temperature and humidity.