Breathe easier with the Air Innovations Ultrasonic Cool Mist Digital Humidifier Model 701BA.This fully-featured Smart Humidifier includes a remote control and a huge 1.7-gallon tank that lets the unit run up to 96 hours when set to low, that s 12 nights of sleep before you must refill it! The room humidifier is completely silent and safe to the touch so you and your family get a better night s sleep, yet it s powerful enough to add humidity to large rooms up to 600 sq. ft. It also utilizes the soothing aspect of aromatherapy.