?This humidifier is easy to operate; just add the right amount of water and press the switch to start working. This humidifier is not only a practical household item but also a unique gift. Perfect for creating a calming atmosphere in any room, this compact diffuser is ideal for small spaces like bedrooms or nurseries. The 360° nozzle ensures even distribution of the essential oil mist for maximum relaxation. This USB mini aroma diffuser is perfect for creating a calming atmosphere in any room. 2-in-1 Humidifier and Diffuser: The humidifier can also be used as an essential oil diffuser. This desktop humidifier has an automatic shut-off function when the water runs out, ensuring the safety of the unit and the user.?