Air Innovations Clean Mist Smart Ultrasonic Humidifier 80 Hour Run Time Model MH-512 Black Create a clean, comfortable breathing environment with the Air Innovations 1.5 Gallon Cool Mist Digital Humidifier Fill your home or office with clean, pure life-giving moisture for rooms up to 400 sq. ft. Permanent Ceramic Filter  Never Needs Replacement and Anti-Microbial Tank & Base  Helps Prevent Bacteria Growth Designed to operate quietly for uninterrupted sleep 1-year limited manufacturer's warranty