This 4-speed vent hood has power to effectively vent an output of up to 65K BTUs cooktops and features intuitive assistance to help keep smoke, grease, and odors from building up in the kitchen. If the hood's sensor detects high-heat coming from the cooktop while control is on, it will automatically adjust the fan speed according to the temperature sensed and will decrease again when the temperature is regulated. Provides 15-minutes temporized speed feature, 2-intensities LED light and infinite dimmable light task for adjustable illumination of your cooking surface below.