Quietly runs overnight on one filling</br>Self Regulating Evaporative System</br>High/Low moisture output settings</br>Antimicrobial treated filter?? HAC-888</br>Small room size - Ideal for bedrooms</br></br>Product Description</br></br>Honeywell Cool Moisture Humidifier</br><br/>http://www.amazon.com/gp/product/B003D95U0A