Ultra-quiet design with under cabinet range hood mounting Easy-to-use digital soft-touch controls with backlit display built-in to the under cabinet range hood 4 fan speeds to adjust to your needs, choose from high, medium, and low suction to suit a variety of foods and cooking 500 CFM airflow capacity provides quiet 65 dB operation. Our under cabinet range hood's low noise design is made to be unobtrusive Two bright white LED lights help illuminate the cooktop surface for added visibility at night Top-venting range hood Cosmo ARC-FLOW permanent filters are constructed of high-quality stainless steel to effectively capture grease and cooking odors and keep the air clean and our permanent filters are dishwasher-safe and extremely durable; no need to replace these filters, simply drop them in the dishwasher for easy maintenance Includes wireless remote control for convenience Auto shut-off timer for multi-tasking and removal of lingering odors 7.9 in. round duct exhaust opening, a backdraft damper is included to prevent air coming back inside 36 inch under cabinet range hood is made of premium 430-grade stainless steel, 18-Gauge thickness Under cabinet range hood comes configured for ducted use, range hood can be converted to ductless/recirculating with purchase of carbon filter kit (part # CFK5) 3-prong 120 V power cord for easy installation 2 year limited warranty ETL Listed: ETL Listed products demonstrate compliance to North American safety standards published by relevant NRTLs (Nationally Recognized Testing Laboratories)