Strong performance. Low noise. The virtually silent yet powerful Delta Breez SIG80L exhaust fan/light/nightlight turns your bathroom into a private oasis while saving you money on electric bills with extremely low power consumption. Air flow of 80 CFM with loudness rating of less than 0.3 sones. Features a DC brushless motor for extended reliability. Power consumption of 8.5 Watts with an efficiency rating of 9.7 CFM per Watt. ENERGY STAR qualified and HVI certified. Light bulbs are included.