Brand Name :Wenbilphen Humidification Method :Mist Discharge Noise :<36db Type :Cool-Mist Impeller Humidifier Certification :ce,RoHS Installation :USB Water-shortage Power-off Protection :Yes Timing Function :Yes Classification :Humidification Mist Outlet Quantity : One/a Function :Negative Ion Use :Household Humidity Control :Touch Type Power Type :USB Application :11-20㎡ Operation Method :Keyboard Type Shape :Classic Columnar Humidifying Capacity :300ml/h Power (W) :3W Voltage (V) :DC5V Capacity :300ML