According to the way of use, it can be divided into: switch type, socket type, switch with socket type;
According to the connection method:
Single control switch, dual control switch;
Single control switch: Several switches are arranged in parallel, each controlling its own electrical appliances, abbreviated as: one open, two open, etc.;
Dual control switch: Two switches can control the same electrical appliance in different positions.
According to the installation method: exposed switch, installation switch, semi-concealed switch, etc.
According to the structure: mechanical and electronic;
Mechanical: Basically composed of hardware and plastic parts, it is a common form of switch socket;
Electronic: with electronic circuits and electronic components, such as dimming and speed control switches, induction switches, and shaving sockets, etc.;
Socket classification: flat plug, square plug, round plug.
Flat plug: China, the United States, Canada, Japan and other Asian and North American countries;
Square inserts: Hong Kong, UK, Singapore, Australia, India, etc.;
Round plug: mainly in some European countries.