[cool mist humidifier] This humidifier is with you in all seasons, it is both a humidifier and an diffuser. Ultrasonic atomizing technology, nano mist, increase humidity, relieve the discomfort caused by dry air. [anti-gravity design] Humidifier uses optical principles to create an optical illusion of anti-gravity water droplets. It offers a fun experience that adds beauty and art to your desk or room and other spaces. [ultra quiet and 4h power-off protection]After testing, our humidifier working noise is 37db on average, with your quiet work, study and sleep. After 4 hours of continuous use, the humidifier will auto shut-off. And built-in water level sensor automatically turns off the power when the water level is the safe level.Regular shutdown to protect the machine, safe, durable and more worry-free. [easy to fill and clear] Cool mist humidifiers offers 2 convenient ways to add water, you can open the water tank and pour 680ml of water or use a bottle to align the water outlet and add appropriate amount of water directly. Easy to clean, just unplug the power cord and lift the tank, preferably with a soft sponge to clean the tank. Please keep the humidifier dry before storage. [a greatful gift]This portable humidifier allows you to enjoy a wonderful mist all year round. Everyone will love this super modern humidifier when they receive it as a gift. Used for living room, SPA room, home, hotel, office, bedroom, children's room, office, plant room and anywhere you would like to add a relaxing. size: 19.2 x 17.4 x 24.4cm Material: ABS colour: white Package Contents: 2 x humidifier 2 x Usb cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.