ENERGY INFORMATION: DOWN ROD MOUNT ENERGY GUIDE Estimated Yearly Energy Cost Cost Range of Similar Models (19" 84") » Based on 12 cents per kWh and 6.4 hours use per day » Your cost depends on rates and use « Energy Use: 39 watts Airflow 3,645 Cubic Feet Per Minute « The higher the airflow, the more air the fan will move « Airflow Efficiency: 93 Cubic Feet Per Minute Per Watt All estimates based on typical use, excluding lights fic.