Ultrasonic humidifier and two spraying modes Ultrasonic mist moisturizing with ultrasonic vibration. A continuous mode and two continuous modes are available for long-term operation. Silent humidification / zero radiation Operating noise is 35dB or less, very quiet, no disturbing sleep. Polymer atomization, zero radiation, deeply healed with mind and body. 7 color LED / 2 mode Equipped with a colorful LED light, you can choose any color you like and can also illuminate at night. Gentle light will heal your tired body naturally. Two operation modes are available, and it can be used for about 5 hours in continuous spray mode and for about 10 hours in interval spray mode (every 3 seconds of spraying stops for 3 seconds). You can choose the mode you like depending on the scene you use. Prevention of air-spreading function With automatic detection stop function, the water level sensor detects the decrease in water, and it is a safety design that automatically turns off the power when the water runs out. It can be used with peace of mind without worrying about forgetting to turn off when you go out or go out. USB humidifier, 200ml mini portable humidifier with 7-Color LED night light, auto-Off, ultra-quiet, suitable for babies, kids, indoor, bedroom, office, car, travel. Package list: 1 X USB humidifier 1 X Type-c data cable Perfectly fits any kind of room and deals with different environments. The cool mist helps prevents dry eye, scratchy nose and throat, offer sound sleep and reduce static electricity when it's dry in the winter. Note: 1. Never use in absence of water, to prevent damage to the machine. 2. Please do not add oily oil to avoid oil plugging the atomizer. 3. Please do not rinse directly with the faucet to avoid short circuit of the product. Specification: Color: White/Dark bule/Blue Item Size: 8.39"*2.75"*2.59" Item Weight: 0.31lbs (140g) Voltage: DC5V Powering: 3.5W Capacity: 200ML Spray: 40ml/H Spraying time: 5-10 hours