PORTABLE - 4 heavy duty locking casters for cooling home, patio or workshop spaces up to 950 square feet. COMPACT YET POWERFUL – 37x17x24 inches; 3, 100 Cubic Feet per Minute (CFM); 3 fan speeds and oscillating louvers to ensure even distribution, wide coverage and comfort. EASY TO OPERATE & SIMPLE TO MAINTAIN – 3 simple rotary controls allow the fan (Off, Hi, Med, Low), pump (On, Off) and oscillation motor (On, Off) to be controlled independently. MANUAL & CONTINUOUS FILL – Utilize the Continuous Fill option by attaching a household hose with the included float adaptor, eliminating the need to manually watch and fill the water tank. SUPERCHARGED, ECONOMICAL COOLING – 3-sided rigid high-density cooling pads for increased evaporative surface area generating cooler air. Power source type: Corded Electric. Voltage: 115 volts. Wattage: 250 watts. To minimize noise and vibration, the air conditioner should be placed on a firm floor. 3100 CFM