Smart home appliances are home appliances that are formed by introducing microprocessors, sensor technologies, and network communication technologies into home appliances. They have automatic perception of residential space status and home appliance status, and home appliance service status. They can automatically control and receive residential users in residential or remote locations. At the same time, as an integral part of smart home, smart home appliances can be interconnected with other home appliances, homes and facilities in the house to form a smart home function.