This humidifier is simple to use with easy touch controls and features three settings- low， medium or high and cool or warm mist. The UHS2 has a 1.5-gallon water tank and is simple to fill using the integrated water tank handle and easily removable water tank cap. Approx. dimensions: 8"L x 7.5"W x 14"H Filter-less， quiet ultrasonic humidification with warm or cool mist 3 mist settings high/medium/low 1.5 gallon water tank provides up to a 2 gallon output over 24 hours Included: power adapter and cleaning brush Humidification reduces airborne viruses and bacteria， help with allergies， clearing sinuses， coughs， soothes dry skin， provides for a more restful sleep Illuminated power button also doubles as a low water indicator Intuitive touch button controls Integrated handle and wider opening make cleaning and refilling a breeze Auto shut-off Manufacturer's limited lifetime warranty Plastic Hand wash Imported Request warranty information