Experience deep sleep. Ultrasonic technology guarantees a virtually silent operation that pumps in fresh air for a refreshing slumber. The easy-fill 1 gallon tank runs up to 24 hours before refill is necessary and shuts off automatically when empty, so you can rest even easier. 1-year limited warranty. Model EV-HD10.

•    lean Mist™ anti-microbial technology prevents the growth of mold and mildew on the surface of the tank

•    Convenient LED refill indicator light

•    Built-in night light

•    Demineralization cartridge for hard water and white dust elimination