Hign-concerned Chemical: None Humidifying Capacity: 300ml/h Operation Method: Keyboard Type Coverage Area: Less than 10 Power Type: USB Humidity Control: Piano Type Function: Aromatherapy Mist Outlet Quantity: Three Classification: Humidification Timing Function: Yes Water-shortage Power-off Protection: Yes Installation: Tabletop / Portable Type: Ultrasonic Humidifier Noise: Less than 36db Humidification Method: Mist Discharge Capacity: Less than 1L Power (W): 5w Voltage: 5V Use: Household Shape: Other Color: As Shown Material: ABS Package Contents: 1 * Aroma Diffuser 1 * Data Cable Only the above package content, other products are not included. Note: Light reflection 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.