A refrigerator comprising: a case having a compartment provided therein; a first lighting device to light an inner space of the compartment; and a door (30, 40) that is rotatably coupled to the case, wherein the door (30, 40) comprises: a first door and a second door, wherein the first door comprises: a first frame unit having a first hole; a door basket arranged in the first door; and a second lighting device to light the door basket and including a plurality of LEDs arranged in a groove of the first frame unit, and a cover member arranged to cover the plurality of LEDs, wherein the second door comprises: a second frame unit having a second hole; a first insulation glass panel provided to cover the second hole; a second insulation glass panel spaced apart a predetermined distance from the first insulation panel; a sealing member coupled between the first insulation glass panel and the second insulation glass panel along each edge portion to define an inner space airtight together with the first insulation glass panel and the second insulation glass panel, wherein the second lighting device is disposed behind the second insulation glass panel, wherein the second door further comprises a transparent front panel having a variable transparency film attached thereto, wherein the front panel is disposed in front of the first insulation glass panel, to define a front surface of the door (30, 40). a case having a compartment provided therein; a first lighting device to light an inner space of the compartment; and a door (30, 40) that is rotatably coupled to the case, wherein the door (30, 40) comprises: a first door and a second door, wherein the first door comprises: a first frame unit having a first hole; a door basket arranged in the first door; and a second lighting device to light the door basket and including a plurality of LEDs arranged in a groove of the first frame unit, and a cover member arranged to cover the plurality of LEDs, a first frame unit having a first hole; a door basket arranged in the first door; and a second lighting device to light the door basket and including a plurality of LEDs arranged in a groove of the first frame unit, and a cover member arranged to cover the plurality of LEDs, wherein the second door comprises: a second frame unit having a second hole; a first insulation glass panel provided to cover the second hole; a second insulation glass panel spaced apart a predetermined distance from the first insulation panel; a sealing member coupled between the first insulation glass panel and the second insulation glass panel along each edge portion to define an inner space airtight together with the first insulation glass panel and the second insulation glass panel, a second frame unit having a second hole; a first insulation glass panel provided to cover the second hole; a second insulation glass panel spaced apart a predetermined distance from the first insulation panel; a sealing member coupled between the first insulation glass panel and the second insulation glass panel along each edge portion to define an inner space airtight together with the first insulation glass panel and the second insulation glass panel, wherein the second lighting device is disposed behind the second insulation glass panel, wherein the second door further comprises a transparent front panel having a variable transparency film attached thereto, wherein the front panel is disposed in front of the first insulation glass panel, to define a front surface of the door (30, 40).