An electric retractable periphery visual recognition device for a vehicle comprising: a base fixed to a vehicle body; a shaft fixed to the base; and a visual recognition assembly rotatably attached to the shaft, wherein, the visual recognition assembly comprises: a housing; a visual recognition unit mounted on the housing; an electric retractable unit that rotates the visual recognition assembly between a use position and a rear retracted position, at least a portion of the electric retractable unit being housed inside the housing, characterized in that the electric retractable unit comprises: the shaft fixed to the base; a casing (6U, 6D) rotatably attached to the shaft and fixed to the housing; a motor and a speed reduction mechanism attached to the casing (6U, 6D) and housed inside the casing (6U, 6D); and a holding member that holds the motor and is attached to and housed inside the casing (6U, 6D) together with the motor and the speed reduction mechanism, the casing (6U, 6D) comprises a member having a rigidity higher than the rigidity of the holding member, and comprises a positioning portion (64U, 62U, 63U, 64D, 65D, 66D, 67D) that sandwiches, positions, and fixes the holding member, and the holding member comprises an elastic member. a base fixed to a vehicle body; a shaft fixed to the base; and a visual recognition assembly rotatably attached to the shaft, wherein, the visual recognition assembly comprises: a housing; a visual recognition unit mounted on the housing; an electric retractable unit that rotates the visual recognition assembly between a use position and a rear retracted position, at least a portion of the electric retractable unit being housed inside the housing, characterized in that the electric retractable unit comprises: the shaft fixed to the base; a casing (6U, 6D) rotatably attached to the shaft and fixed to the housing; a motor and a speed reduction mechanism attached to the casing (6U, 6D) and housed inside the casing (6U, 6D); and a holding member that holds the motor and is attached to and housed inside the casing (6U, 6D) together with the motor and the speed reduction mechanism, the casing (6U, 6D) comprises a member having a rigidity higher than the rigidity of the holding member, and comprises a positioning portion (64U, 62U, 63U, 64D, 65D, 66D, 67D) that sandwiches, positions, and fixes the holding member, and the holding member comprises an elastic member. a housing; a visual recognition unit mounted on the housing; an electric retractable unit that rotates the visual recognition assembly between a use position and a rear retracted position, at least a portion of the electric retractable unit being housed inside the housing, characterized in that the electric retractable unit comprises: the shaft fixed to the base; a casing (6U, 6D) rotatably attached to the shaft and fixed to the housing; a motor and a speed reduction mechanism attached to the casing (6U, 6D) and housed inside the casing (6U, 6D); and a holding member that holds the motor and is attached to and housed inside the casing (6U, 6D) together with the motor and the speed reduction mechanism, the casing (6U, 6D) comprises a member having a rigidity higher than the rigidity of the holding member, and comprises a positioning portion (64U, 62U, 63U, 64D, 65D, 66D, 67D) that sandwiches, positions, and fixes the holding member, and the holding member comprises an elastic member. the shaft fixed to the base; a casing (6U, 6D) rotatably attached to the shaft and fixed to the housing; a motor and a speed reduction mechanism attached to the casing (6U, 6D) and housed inside the casing (6U, 6D); and a holding member that holds the motor and is attached to and housed inside the casing (6U, 6D) together with the motor and the speed reduction mechanism, the casing (6U, 6D) comprises a member having a rigidity higher than the rigidity of the holding member, and comprises a positioning portion (64U, 62U, 63U, 64D, 65D, 66D, 67D) that sandwiches, positions, and fixes the holding member, and the holding member comprises an elastic member.