Optimus - 2.0 Gallon Output Cool Mist Ultrasonic Humidifier, LCD Display

1.38 Gallon Tank Capacity, operates up to 17.3 hours Water Empty Automatic Shut off Switch and Refill Light Adjustable Mist Volume Control and Humidity Control Humidistat from 40RH% to 99RH% increased by 5RH% Built in Ionizer with indicator light Easy to Fill Transparent Water Tank Whisper-quiet operation; won't disturb sleep Build in 1 to 24 hours timer Moisture output: >300ml/h, 120V 30W