Window Evaporative Cooler, Air Flow 4,700 cfm, Average Coverage Area 1200 to 1600 sq ft, Drive Type Belt Drive, Pad Thickness 2 in, 1/2 hp HP, Evaporative Cooler Voltage 115V AC, Pump Voltage 115, Power Cord Length 8 ft, Number of Speeds 2, Water Connection 3/4 in, Water Capacity 9.3 gal, Fill Type Water Connection Required