COOKER, AND COMBINATION OF COOKER AND RANGE HOOD

摘要

The present invention provides a cooker, where the cooker includes: a cooker main body; a cooker Micro Control Unit (MCU), used to receive and send a control signal, and control the cooker main body to be in a predetermined working state; and a photoelectric knob device, where the photoelectric knob device is designed on the basis of photoelectric technologies having a with apertures of different size or an aperture of of variying cross section.