Features: Water-shortage Power-off Protection:Yes Type:Evaporative Humidifier Mist Outlet Quantity:One/a Operation Method:Twist Noise:Less than 36db Description: Function:Oxygen Bar Shape:Classic Columnar Humidity Control:Mechanical Classification:Humidification Humidification Method:Mist Discharge Timing Function:Yes Capacity:Less than 1L Power: 3w; Voltage: 5v; Power mode: USB interface; Spray amount: 50ml / h; Water storage capacity: 1000ml; Applicable occasions: 30-40 square meters; Luminous: colorful atmosphere lighting; Instructions for use: For the first time using this product, the sponge stick needs to be completely wetted. Otherwise the humidifier will have little or no water mist! If you have any problems with the product, please contact me as soon as possible. colour:white Material:ABSProduct size: 103*103*218mm; Package Contents: 1 * Humidifier 1 * USB cable 1 * Instruction manual Only the above package content, other products are not included.Note: Light shooting 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.