New life style after the epidemic, staying at home for a long time makes people self- cooking, and brought out the hidden worries of cooking time and space that were often forgotten in the past. The kokair has a fast way of fume cleaning. It is small and it can absorb most of the oil fumes. Through the centrifugal force of the internal fan cyclone, the oil is collected into the oil cup below, and the oil fume goes through HEPA filter to clean.