Socket

The embodiment of the utility model relates to a socket. The socket according to an embodiment of the present disclosure comprises: a base (300) in which a first space (321) and a second space (322) are formed; the plug bush unit (330) is arranged in the second space (322) and is used for acquiring alternating current; the rectifying unit (342) is arranged in the first space (321) and is configured to be electrically coupled with the plug bush unit (330) so as to convert the alternating current acquired from the plug bush unit into direct current; and a function unit (200) which is detachablyinstalled in the first space (321) and is configured to be electrically coupled with the rectification unit (342) so as to acquire the direct current. According to the socket provided by the embodiment of the utility model, an extra function unit preset space is provided, so that a user can install and replace various function units in the socket according to the actual use requirements, and the use cost of the user is gr