Powerful Performance: Moving 80 Cubic Feet of air per minute, this fan has plenty of power to be the sole air circulation source in small or medium size bathrooms. The motor is also lubricated and permanently sealed, designed specifically to be used in continuous application if desired. Ultra Quiet: Rated at 0.3 sones, the MBF080L is virtually inaudible. Making it ideal for continuous use applications. LED Lighting:The integrated LED light features two light settings: full brightness and night light. With a color temperature of 2700K at full brightness and 750 lumens, it has a 50,000 hour bulb life. Easy Install: The housing mounts directly to existing joists, or via adjustable brackets providing the maximum placement flexibility. All hardware required for installation are included in the box. Energy Star Rated: This fan is rated and listed by Energy Star, using a maximum of only 18.4 watts of power.