Hydroponic growing systems comprised of light emitting diode (LED) plant grow lights, grow cabinets in the nature of closed environments with integrated water delivery chambers, and automated controls therefor; Lights for use in growing plants; Light Emitting Diode (LED) plant grow light; Ventilating exhaust fans; Electric fans; USB-powered desktop fans; Dampers, namely, control devices used in air ducts to regulate the flow of air; Humidity control device, namely, a portable container containing a moisture-sensitive silica co-polymer that absorbs or releases moisture to maintain relative humidity in a particular range; Air filtering units; Humidifiers; Air humidifiers; Bread-making machines; Electric cooking ovens for household use; Roasting pans, electric; Laundry dryers, electric; Heating panels used for indoor heating purposes