"STADLER FORM HYDRA" ULTRASONIC HUMIDIFIERThe Stadler Form Hydra Humidifier is a stylish, powerful, and affordable ultrasonic humidifier that fits seamlessly into any home. The large stylish transparent water tank holds up to 1.6 gallons. This humidifier also includes a demineralization cartridge to avoid white dust, and the patented Ionic Silver Cube inhibits the growth of mold bacteria. The Hydra humidifier also includes a hygrostat and mist output regulator for controlled humidification.\Highlights:?Ultrasonic Technology?For rooms up to 440 sq ft?Anti-calcium cartridge?Ionic Silver Cube?1.6 Gallon tank capacity?2 Gallon per day maximum output?35 Watt, Cool Mist?Hygrostat?Indefinite variable output level?Automatic shut-off?Mist output regulator