Stadler Form HERA Ultrasonic Humidifer Bidirectional nozzle gives you control of output, declaring you the master of your ideal indoor climate Equipped with the Water Cube, keeping the humidifier fresh, and an Antically Cartridge, collecting the white dust many other ultrasonic humidifiers emit into your space Efficiently humidifies rooms up to 760 square feet, emitting up to 3 gallons of moisture per day, counteracting the discomforting effects of a dry climate, such as cracked lips, dry skin, or sinus congestion Features 3 output levels, night-mode, and automatic shut-off for ease of mind. Easy to clean with an additional purchase of Zero Calc Suitable Accessories: Water Cube, Antically Cartridge, and Zero Calc Automatic Mode Swizz Design Slim and Modern Humidifier Strong Performance Robust Built