A display device includes: a substrate having a display area and non-display area; a first conductive layer disposed corresponding to the display area and comprising a first line segment, a second line segment and a third line segment parallel to the first line segment, wherein the first and second line segments are disposed at two sides of the non-display area; a third conductive layer disposed on the substrate and including a first connection line electrically connected to the first and second line segments, and a projection of the first connection line is overlapped with at least a portion of the third line segment; and a first insulating layer disposed between the first and third conductive layers and including a first through-hole and a second through-hole, and the third conductive layer is electrically connected to the first and second line segments via the first and the second through-holes, respectively.