Quiet operation: This ultrasonic diffuser runs silently with cool mist humidification and essential oil diffusion, ideal for bedrooms and nurseries without disturbing sleep. Adjustable lighting mood: Choose from 7 different LED light colours and intensities to create the perfect atmosphere while enjoying aromatherapy. Convenient smart water sleep setting: Can automatically shut off when water is low and stop working, convenient and safe for overnight or all-day diffusion humidification. Portable design: At just over 5 inches tall and with a 200 ml capacity, this compact aromatherapy diffuser is lightweight and portable for use anywhere in your home or office with the included USB charging cable. Portable for home, yoga, office, spa, bedroom, nursery, USB charging humidifier. Easy to fill and clean: The removable water tank fills from the top for easy refilling and is easy to clean with just water – no harsh chemicals required. Quiet operation: The ultrasonic diffuser operates silently with cool mist and essential oil diffusion, ideal for bedrooms and nurseries without disturbing sleep. Adjustable lighting mood: Seven LED light colours and intensities create a relaxing atmosphere for aromatherapy and well-being. Intelligent water sleep setting: Automatic shut-off when water runs out, safe for night-time use and ideal for all-day use. Portable design: Compact 200 ml diffuser with USB cable, lightweight and portable, perfect for home, office, yoga, spa or bedroom. Easy to fill and clean: Removable tank for easy refilling and cleaning without harsh chemicals. Ideal for daily use.