A mobile terminal comprising: a color changing layer provided on a surface of a shell of the mobile terminal, the color changing layer showing different colors at different temperatures; and a temperature control module positioned inside the mobile terminal, the temperature control module being connected to the color changing layer to supply heat for the color changing layer; characterized by further comprising: a fragrance control module positioned in the mobile terminal, one end of the fragrance control module being connected to fragrance source cavities, and the other end being connected to a fragrance source channel, wherein the fragrance source channel is provided on the shell and connected to the fragrance source cavities; fragrance sources being stored in the fragrance source cavities volatilize via the fragrance source channel under the control of the fragrance control module; a camera provided on the shell; a color sensor positioned in the mobile terminal, the color sensor being connected to the camera; a joint control module positioned in the mobile terminal, one end of the joint control module being connected to the camera, and the other end being connected to the temperature control module and the fragrance control module; wherein the joint control module is adapted to process information according to the color information sent by the camera, and generate corresponding instructions to control actions of the temperature control module and the fragrance control module such that the mobile terminal can generate the corresponding color and odor. a color changing layer provided on a surface of a shell of the mobile terminal, the color changing layer showing different colors at different temperatures; and a temperature control module positioned inside the mobile terminal, the temperature control module being connected to the color changing layer to supply heat for the color changing layer; characterized by further comprising: a fragrance control module positioned in the mobile terminal, one end of the fragrance control module being connected to fragrance source cavities, and the other end being connected to a fragrance source channel, wherein the fragrance source channel is provided on the shell and connected to the fragrance source cavities; fragrance sources being stored in the fragrance source cavities volatilize via the fragrance source channel under the control of the fragrance control module; a camera provided on the shell; a color sensor positioned in the mobile terminal, the color sensor being connected to the camera; a joint control module positioned in the mobile terminal, one end of the joint control module being connected to the camera, and the other end being connected to the temperature control module and the fragrance control module; wherein the joint control module is adapted to process information according to the color information sent by the camera, and generate corresponding instructions to control actions of the temperature control module and the fragrance control module such that the mobile terminal can generate the corresponding color and odor. a fragrance control module positioned in the mobile terminal, one end of the fragrance control module being connected to fragrance source cavities, and the other end being connected to a fragrance source channel, wherein the fragrance source channel is provided on the shell and connected to the fragrance source cavities; fragrance sources being stored in the fragrance source cavities volatilize via the fragrance source channel under the control of the fragrance control module; a camera provided on the shell; a color sensor positioned in the mobile terminal, the color sensor being connected to the camera; a joint control module positioned in the mobile terminal, one end of the joint control module being connected to the camera, and the other end being connected to the temperature control module and the fragrance control module; wherein the joint control module is adapted to process information according to the color information sent by the camera, and generate corresponding instructions to control actions of the temperature control module and the fragrance control module such that the mobile terminal can generate the corresponding color and odor.