This 4LL large capacity humidifier is specially designed for modern households, particularly suitable for bedrooms, dorm rooms, nurseries, and use Utilizing advanced ultrasonic mist technology, it produces fine, even mist that quickly increases room humidity, effectively relieving dryness-related issues like skin irritation and throat discomfort The generous 4LL water tank allows for all-night operation with a single fill, eliminating the need for frequent refilling Ultra-quiet operation below 30dB ensures peaceful sleep environment, making it ideal for sound-sensitive infants and Built-in essential oil tray lets you add lavender, lemon, or mint essential oils to enjoy aromatherapy benefits while humidifying Smart safety protection system includes automatic shut-off when water is low and dry burn prevention for reliable operation Sleek white design complements various home decor styles, making it an essential health appliance for modern living