Are all plug sockets the same size?
Beside this, what is the size of a double socket?
|14.5 x 2.5 x 8.5 cm
|Item model number
Beside above, are plug sockets without switches illegal?
They are legal and safe, and you can still buy them but they're less common these days. The only problem would be if you "switched" something off by pulling the plug out rather than using the switch on the appliance itself.
|Often uses same connectors as:
|Type of plug