100% Certified Safety---Certified by all ETL, FCC, CE, and UKCA standards worldwide, the humidifier gives all your family members the 0-Risk & BPA-free humidification. Furthermore, the Auto shut-off tech banishes all dry running or fire risks. Therefore, even for babies, it's perfect! Unique Design, Undisturbed Sleep---The humidifier applies the display-off sleep mode to ensure noise less than 24dB. Those most sensitive babies can also sleep deep and soundly all night. AUTO HUMIDITY ADJUSTMENT---Our humidifier with humidistat owns an Auto Mode that will maintain your target humidity, ensuring your air stays just the way you like it. USER-FRIENDLY DESIGN---Going to sleep or headed to work, No need to babysit this humidifier. The automatically shuts off when it runs out of water, so you can set it and forget it. NOTE---In order to extend the service life of the product and a better experience, please do not fill past the tanks max water line. Add essential oils directly into the base chamber for soothing fragrance.