Features: 1 year warranty. 7 round duct vent exhaust. Max. 900Cfm centrifugal blower. Two squirrel cage ultra quiet motor. Delayed power auto shut off (3 minutes pre-set). Three 1.5W LED lamp, bright up the cooking area. Quick release stainless steel dishwasher-safe baffle filters. Three fan speed(low, medium, high), push button control panel. High performance to ensure the air in your kitchen stays fresh and recirculated.