Stadler Form Anton Ultrasonic Humidifier: Small humidifier that covers rooms up to 250 square feet Able to distribute the fragrance of your preferred scented oil throughout the room Equipped with an anti-calcium cartridge and Ionic Silver Cube to keep the water clean and pure Control buttons for easy operation LED water level indicator switches from blue to red when the tank is empty Measures 5 7/10 inches in width by 7 3/10 inches in depth by 11 1/5 inches in height Wipe with a damp cloth This product is manufactured in compliance with U.S. standards. If product is to be used outside of the U.S., use only with the appropriate outlet adapter and voltage converter for your country. Do not plug into an electrical outlet higher than 110-120V as this could result in fire and/or injury. " material="Plastic" origin="China"