Guardian Technologies™ is an Ohio-based consumer products company focused on using safe, innovative and natural technologies in the products they produce. The company designs and manufactures home environment products which are marketed under multiple brand names; all are designed to enhance your life and living space. The focus of the PureGuardian® line is to offer attractively priced ultrasonic humidifiers and spa aromatherapy oil diffusers. Notable products include cool mist ultrasonic humidifiers, smart ultrasonic humidifiers and travel ultrasonic humidifiers along with ultrasonic aromatherapy oil diffusers. Style is married with function; the attractive line features several programmable and conventional units that will operate anywhere from 14 to 100 hours. Keep the air in baby's room from getting dry and stuffy with an ultrasonic humidifier. Enjoy the calming benefits of aromatherapy with an ultrasonic aromatherapy oil diffuser.