Conventional smart switches often use touch screens to select scenes or adjust brightness, which entails higher learning costs for the visually impaired, the elderly, and children. This general-scenario control switch offers familiar full mechanical operation for various functions such as scene selection, brightness, temperature and humidity adjustment. It is simple to use, subtle and accurate. It allows you to achieve customized control of the entire home environment at any location by linking multiple devices to adjust scenario-based lighting and temperature requirements in different spaces.