An electronic device, comprising: a screen module, comprising: a display member provided with a light transmitting hole; and an electrochromic member, at least a part of the electrochromic member being fitted with the light transmitting hole to display a color or an image according to a preset state, wherein the preset state comprises a light transmitting state and an auxiliary display state; responsive to that the electrochromic member is in the light transmitting state, the electrochromic member becomes transparent and allows light to pass therethrough; and responsive to that the electrochromic member is in the auxiliary display state, the electrochromic member shows a color or an image matched with the display member; and a first light collection functional module arranged below the screen module and corresponding to the light transmitting hole in terms of positions, wherein responsive to that the electrochromic member is in the light transmitting state, the light collection functional module is configured to obtain lights through the light transmitting hole and the electrochromic member; characterized in that the electronic device further comprises a sliding rail arranged below the screen module, and a plurality of light collection functional modules, comprising the first light collection functional module, are mounted to the sliding rail and configured to slide relative to the sliding rail and switch their positions so as to be fitted with the light transmitting hole, respectively. a screen module, comprising: a display member provided with a light transmitting hole; and an electrochromic member, at least a part of the electrochromic member being fitted with the light transmitting hole to display a color or an image according to a preset state, wherein the preset state comprises a light transmitting state and an auxiliary display state; responsive to that the electrochromic member is in the light transmitting state, the electrochromic member becomes transparent and allows light to pass therethrough; and responsive to that the electrochromic member is in the auxiliary display state, the electrochromic member shows a color or an image matched with the display member; and a display member provided with a light transmitting hole; and an electrochromic member, at least a part of the electrochromic member being fitted with the light transmitting hole to display a color or an image according to a preset state, wherein the preset state comprises a light transmitting state and an auxiliary display state; responsive to that the electrochromic member is in the light transmitting state, the electrochromic member becomes transparent and allows light to pass therethrough; and responsive to that the electrochromic member is in the auxiliary display state, the electrochromic member shows a color or an image matched with the display member; and a first light collection functional module arranged below the screen module and corresponding to the light transmitting hole in terms of positions, wherein responsive to that the electrochromic member is in the light transmitting state, the light collection functional module is configured to obtain lights through the light transmitting hole and the electrochromic member; characterized in that the electronic device further comprises a sliding rail arranged below the screen module, and a plurality of light collection functional modules, comprising the first light collection functional module, are mounted to the sliding rail and configured to slide relative to the sliding rail and switch their positions so as to be fitted with the light transmitting hole, respectively.