A multi-adapter comprising: a housing comprising an internal space; a first connector and a plurality of second connectors (161, 162, 163, 164 165) configured to be able to be connected with an external electronic device or an external power source and configured to be exposed through the side surface of the housing and a cable extending from the first connector and configured to electrically connect the first connector and each second connector (161, 162, 163, 164, 165), wherein the first connector is configured to be able to be pulled out through an outlet formed at the housing, characterised in, that first connector is configured to be able to be accommodated in the internal space and that the multi-adapter further comprises: a lever configured to be attachable and detachable to and from a portion of the first connector, disposed in the internal space to be able to reciprocate, and configured to be at least partially exposed through an opening formed on a side surface of the housing, wherein when the lever is moved in one direction, the first connector can be pulled out of the housing by a user, wherein the lever comprises a body having a first surface exposed through the opening, a button protruding from the first surface of the body, and a hook-shaped fastening member extending from a second surface opposite to the first surface and being able to be coupled to a portion of the first connector. a housing comprising an internal space; a first connector and a plurality of second connectors (161, 162, 163, 164 165) configured to be able to be connected with an external electronic device or an external power source and configured to be exposed through the side surface of the housing and a cable extending from the first connector and configured to electrically connect the first connector and each second connector (161, 162, 163, 164, 165), wherein the first connector is configured to be able to be pulled out through an outlet formed at the housing, characterised in, that first connector is configured to be able to be accommodated in the internal space and that the multi-adapter further comprises: a lever configured to be attachable and detachable to and from a portion of the first connector, disposed in the internal space to be able to reciprocate, and configured to be at least partially exposed through an opening formed on a side surface of the housing, wherein when the lever is moved in one direction, the first connector can be pulled out of the housing by a user, a lever configured to be attachable and detachable to and from a portion of the first connector, disposed in the internal space to be able to reciprocate, and configured to be at least partially exposed through an opening formed on a side surface of the housing, wherein when the lever is moved in one direction, the first connector can be pulled out of the housing by a user, wherein the lever comprises a body having a first surface exposed through the opening, a button protruding from the first surface of the body, and a hook-shaped fastening member extending from a second surface opposite to the first surface and being able to be coupled to a portion of the first connector. a body having a first surface exposed through the opening, a button protruding from the first surface of the body, and a hook-shaped fastening member extending from a second surface opposite to the first surface and being able to be coupled to a portion of the first connector.