600 CFM Pro Motor ensures reliable performance to handle the requirements of high-power gas burners. 4-speed electronic push-button controls include an LCD screen for easy viewing of selections. Halogen cooktop lights provide increased visibility with brighter, more natural light. 10-minute boost function can be started at the touch of a button and allows for extra ventilation when needed. Dishwasher-safe heavy-duty baffle filters remove grease and odors as they're drawn through the hood. Optional recirculating vent systems draw air in through a charcoal filter and return fresh air to the kitchen. Optional chimney extension kit is available for use with high ceilings.