Easy-to-use push button controls let you easily control fan speed and lighting 4-Speed Fan Control (120/240/320/400 CFM) lets you choose the appropriate air flow for your cooking situation 400 CFM Air Flow (highest speed setting) efficiently moves large amounts of air away from your cooking area ZLINE’s black stainless steel is achieved through a technique called PVD (Physical Vapor Deposition) Coating which utilizes a vaporization process to create an atom-bonded, strong ceramic layer in order to achieve its stunning black stainless shine and built-to-last quality Fixed vent with ductwork that easily connects to the top of the range hood for external venting Dishwasher-safe stainless steel baffle filters LED lighting illuminates the cooktop beneath the hood