Convertible range hood - this unit can be externally vented or recirculated (ductless) with charcoal filters (not included, model number CF1) to reduce harmful odorsEasy-to-use push button controls let you easily control fan speed and lighting4-Speed Fan Control (120/240/320/400 CFM) lets you choose the appropriate air flow for your cooking situation400 CFM Air Flow (highest speed setting) efficiently moves large amounts of air away from your cooking areaDuctwork easily connects to the top of the range hood for external ventingDishwasher-safe stainless steel baffle filtersLED lighting illuminates the cooktop beneath the hoodDesigned to fit standard (circular) ductwork for simple installation3 year parts warranty, life-time motor warrantyWalnut-toned Solid Birch Wood Exterior with Distressed Finish || Brushed 430 Stainless Steel Insert110V/60HZThis product ships in multiple boxes and will require minimal assembly upon arrival