Evap40 4-Gallon Evaporative Humidifier, Adjustable Humidistat, 3 Speed Settings, Coverage up to 1,000 sqft, 4-Gallon Output (24 Hrs), Dual Tank, Perfect for Home, Bedroom, and Large Spaces

LARGE CAPACITY — The 4-gallon capacity provides up to 4-gallons of water output in 24 hours when operated continuously on high, allowing for long, uninterrupted operation and fewer refills. SIMPLE CONTROLS — Control panel allows you to select your fan speed (low/750 RPM, medium/1150 RPM, or high/1600 RPM) and your desired humidity level using the humidistat dial. LOW MAINTENANCE — Two spill-proof and leak-free removable tanks are simple to clean and easy to refill.