A display device comprising a flexible display panel, a panel roller, a frame, a first foldable link comprising one end pivotably coupled to the frame and another end pivotably coupled to a lower side of the flexible display panel, a second foldable link having one end pivotably coupled to the frame and the other end pivotably coupled adjacent to the lower side of the flexible display panel, wherein the second foldable link is located opposite to the first foldable link, a motor, a first gear box and comprising at least one gear configured to cause the first foldable link to pivot, a second gear and comprising at least one gear configured to pivot with respect to the second foldable link, and a driving shaft configured to transmit power to at least one gear of the first gear box or to the at least one gear of the second gear box.