Air Innovations HUMID43-PLAT Aroma Cool Mist Aromatherapy Smart Humidifier, 1.6 GallonAroma Cool Mist Humidifier its powerful enough to add humidity to large rooms up to 600 SQ ft. & it also has a programmable built in humidistat that maintains the humidity level you set. Highlights: Color : Gray Capacity : 1. 6 Gallon Coverage Area : 600 sq. ft. Control Type : Digital Height : 34. 1 inch Width : 7. 8 inch Depth : 7. 8 inch Tank Empty Indicator : Yes Minimum Run Time : 100 hour Automatic Moisture Control : Yes Moisture Dispersion Type