【Air Humidifier】Water droplet reflow black technology, atomization technology,Water droplets can change up motion, rest and down motion, 1 million times per minute vibration, fine water mist, nourishing the air at the same time can also relieve stress, help you resume the mood, make life more interesting 【Deep Sleep Mode - Ultra Quiet】The air humidifier works almost no noise which offers maximum relaxation during sleeping or study without any nasty noise. Enjoy all night mist and rest easily. Perfect for your baby and a disturbance-free sleep at night. 【Long-lasting Humidifier】Design with a large capacity water tank, it can works up for 4 hours of continuous use. You can enjoy whole night sleep, frees you from refilling water frequently. When the water of nature meets the black technology, the anti-gravity phenomenon is activated: the crystal water droplets slowly upward, as if time starts to reverse. Antigravityhumidifier utilizes principles of basic science to create an antigravity optical illusio-n that water drops appear to go upward., perfect for every home, office, yoga. and a wonderful gift for friends, family or lover.