Industrial-grade 18-inch fan delivers powerful air circulation Heavy duty fan features three fan speeds and a fixed or oscillating head Fan s patented design of 4-legged pedestal provides superb stability with adjustable height of 2.5 to 3 feet Easy to assemble operate and maintain Input voltage: 110V/60Hz Power consumption: 79 watts Adjustable height: 2.5 to 3 feet Foot print: 17 inches wide x 16.75 inches deep Fan grill diameter: 19.5 inches Package dimension: 20 inches wide x 10.5 inches deep x 20 inches high Net weight: 9 pounds Gross weight: 12 pounds