Feature:1. The large amount of mist is delicate and easy to absorb, macromolecule atomization, easy to diffuse in the air, penetrate deep into the skin, and nourish dehydrated skin.2. Proper humidity creates a more comfortable environment, keeps the air moist for a long time, drives away dryness, and creates a good humidity environment for you.3. This aroma diffuser provides super quiet and noiseless sounds while operating.It will not disturb your sleep and is very suitable for families with children.4. The smallsize portable humidifier is suitable for small space. Without occupying much space, the USB humidifier easily gets a place on any table and can be charged by any USB port.5. Suitable for use in office, yoga, car, bedroom and travel scenes. This diffuser is ideal for all seasons and a great, affordable gift for you, family and friends.Specification:Item Type: Air HumidifierMaterial: ABSColor: As shown in the pictureRated Voltage: DC5V-1ARated Power: 1.5-2WPower Supply Mode: USB plug-inWater Capacity: 300ml (Maximum)Applicable Area: Within 15Spray Efficiency: 35ML/hSpray Time: 3-6 hoursHow to use: Turn to unscrew the cover.Add water.Connect to the USB power supply.Press the key switch to turn on the spray mode.Installation Steps of Cotton Swab:Load the spring.Load cotton swab.Connect the upper cover..Package List:1 x Humidifier1 x USB Cable1 x Cotton Swab1 x Instruction ManualNote:1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.2. When using it for the first time, please put the absorbent cotton swab into a proper amount of clean water, wait until the cotton swab has sufficiently absorbed water and begin to sink before using it for the best effect.