A display device includes a first substrate having a display area and a peripheral area, the first substrate including a first inclined surface disposed at an outer portion of the peripheral area and being angled relative to the first substrate in the display area; a pixel structure disposed on the first substrate in the display area; a second substrate disposed on the pixel structure; a first electrode disposed on the first inclined surface and between the first substrate and the second substrate; and a second electrode disposed on sides of the first and second substrates, the second electrode being in contact with the first electrode.