Portable Evaporative Cooler Air Flow 2 400 cfm Average Coverage Area 700 sq ft Blower Wheel Blade Diameter Drive Type Direct Drive Pad Thickness 13 in 1/4 hp HP 3.4 A Amps 115V AC Pump Voltage 120V AC NEMA Plug Configuration - HVAC 5-15P Power Cord Length 12 ft Number of Speeds Variable Water Connection 1 in 20 gal Water Capacity Fill Type Hose or Manual Fill