Type: Humidifier Parts Noise: Less than 36db Shape: Classic Columnar Power Type: USB Type: Ultrasonic Humidifier Classification: Humidification Application: 11-20 Square meter Model Number: Wood Grain Aromatherapy Function: Ultrasonic Mist Output (gallon / day): 30ML/H Humidity Control: Press Type Humidifying Capacity: 250ml/h Power (W): 3W Voltage (V): DC5V/350MA Capacity: 130ML Product name: Replacement cotton sticks for Portable Personal USB Powered Humidifier Cotton sticks. colour:white material:Fiber cotton size:75x7mm Package Contents: 25* sponge sticks Only the above package content, other products are not included. Note: Light 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.