VERSATILE FAN WITH LED LIGHT: sensing bathroom ventilation fan with dimmable LED light offers powerful airflow, with exceptional performance, and ultra-quiet sound rooms over 105 sq. ft. EFFICIENT: Selectable CFM speeds of 110, 130 or 150 and <0.3, 0.4, 0.7 Sones ensure a high-quality, quiet performance EASY INSTALLATION: 6" round duct connector and hanger bars are included to position housing anywhere on center joists making installation an easy process HIGH-QUALITY: Ventilation fan is an environmentally- and economically-friendly option for your home THREE YEAR LIMITED WARRANTY: Backed by a three year limited warranty for your convenience