An electronic device, comprising: a housing , wherein the housing has an inner cavity , and the inner cavity has an opening ; characterized in that , the electronic device further comprising: a functional module , wherein the functional module is able to protrude outside the inner cavity through the opening and is separated from the housing to enable the functional module independently work as a functional monomer or the functional module is able to be retracted into the inner cavity through the opening ; a blocking member , wherein the blocking member is movably disposed in the inner cavity , and the blocking member corresponds to the opening ; and a driving assembly , wherein the driving assembly is disposed in the inner cavity , the driving assembly is connected to the blocking member , the driving assembly drives the blocking member to switch between a first state and a second state, the blocking member is away from the opening in the first state, and the blocking member blocks the opening in the second state; wherein in a case that at least a part of the functional module is located in the inner cavity , the blocking member is in the first state, and in a case that the functional module is separated from the housing , the blocking member is in the second state. a housing , wherein the housing has an inner cavity , and the inner cavity has an opening ; characterized in that , the electronic device further comprising: a functional module , wherein the functional module is able to protrude outside the inner cavity through the opening and is separated from the housing to enable the functional module independently work as a functional monomer or the functional module is able to be retracted into the inner cavity through the opening ; a blocking member , wherein the blocking member is movably disposed in the inner cavity , and the blocking member corresponds to the opening ; and a driving assembly , wherein the driving assembly is disposed in the inner cavity , the driving assembly is connected to the blocking member , the driving assembly drives the blocking member to switch between a first state and a second state, the blocking member is away from the opening in the first state, and the blocking member blocks the opening in the second state; wherein in a case that at least a part of the functional module is located in the inner cavity , the blocking member is in the first state, and in a case that the functional module is separated from the housing , the blocking member is in the second state. a functional module , wherein the functional module is able to protrude outside the inner cavity through the opening and is separated from the housing to enable the functional module independently work as a functional monomer or the functional module is able to be retracted into the inner cavity through the opening ; a blocking member , wherein the blocking member is movably disposed in the inner cavity , and the blocking member corresponds to the opening ; and a driving assembly , wherein the driving assembly is disposed in the inner cavity , the driving assembly is connected to the blocking member , the driving assembly drives the blocking member to switch between a first state and a second state, the blocking member is away from the opening in the first state, and the blocking member blocks the opening in the second state; wherein in a case that at least a part of the functional module is located in the inner cavity , the blocking member is in the first state, and in a case that the functional module is separated from the housing , the blocking member is in the second state. <EOS>