Specifications:  With intelligent power-off and anti-dry burning function, the automatic power-off protection device can protect the safety of components and atomizing film. Due to the colorful ambience light design, the humidifier ensures comfortable sleep and offers you a night company. There are two modes can be switched at will, single press for permanent spray, and press again for intermittent spray.  Quiet operation without radiation, the humidifier adopts 20 decibels noise reduction design, and can be used by pregnant women, the elderly and children. Super thin atomization humidifier won't make the desktop get wet, it can fully diffuses the water to the air, and there will be no backflow of water droplets.  Made of high quality ABS flame retardant plastic and silicone material, the humidifier is durable and safe to use.  There is a USB interface, which allows you to enjoy the water replenishment at the same time, more assistance. This humidifier is suitable for car, auto, home, desktop, office, etc.  Item Name: Portable Humidifier  Material: Fireproof ABS  Usage Power: 1.5W  Rated Voltage: 5V  Mute Processing: 20dB  Water Tank Capacity: 220ML/250ML/260ML/360ML/420ML Timed Long Spray: 8 hours  Spray at A Fixed Time: 10-12 hours  Product Power Supply: USB Connection  Color: White, Pink, Green ,Black Notes:  Due to the light and screen setting difference, the item's color may be slightly different from the pictures.  Please allow slight dimension difference due to different manual measurement.  The essential oils presented in the pictures are random flavors. Instructions for use:  You can press the switch once to open the direct injection function and turn on colorful lights. Samuel: Press the switch twice, you can start the intermittent spray function (on 4S and stop 6S). And you can press the switch three times to turn off the humidifier. And long press the on button for three seconds to turn on or turn off colorful lights light.  Package Includes:  1 x Air Humidifier  1 x USB Cable  1 x User Manual 1 x Cotton Filters Optional: USB Drive Fan USB Drive LED light