Brand Name: well star Certification: CE,CB Shape: Other Humidity Control: Humidistat Humidification Method: Mist Discharge Application: 11-20㎡ Type: Ultrasonic Humidifier Noise: bellow 36db Voltage (V): 6V Mist Output (gallon / day): 0.05 Power Type: USB Classification: Humidification Operation Method: Twist Water-shortage Power-off Protection: Yes Humidifying Capacity: 30ml/h Timing Function: No Function: Aromatherapy Installation: Mini Mist Outlet Quantity: One Use: USB Power (W): 2w Capacity: 180ml Size: 8*8*11.2cm Working time: 6 hours Net weight: 140 g Packaging Details Unit Type: piece Package Weight: 0.22kg (0.49lb.) Package Size: 13cm x 12cm x 10cm (5.12in x 4.72in x 3.94in)