... to clean 3)GS/CE/RoSH/EMC/SAA approved 4)low noise 5)switch modes at your freely choices Cooker hood:model ... , inner rotor and shaded pole; double motor is shaded pole.4,Speed: three speed motor ( high, middle, low)5,Filter: Acrylic ... : φ120mm and φ150mm.7,Switch: Kinds of switch optional: touching swtich, touching LCD switch, touch sensot swith, DIP switch, keyboard switch and remote swith.8 ...