Display device including an electrostatic discharge circuit for discharging static electricity

A display device, comprising:

• a first substrate in which a plurality of pixel areas and a plurality of gate driving areas are defined;
• a plurality of first pad electrodes that are on the first substrate, the plurality of first pad electrodes including a plurality of data pads, a plurality of gate pads, a plurality of high potential power pads and a plurality of low potential power pads;
• a plurality of wiring lines that are on the first substrate and are connected to the plurality of data pads and the plurality of gate pads;
• one pair of electrostatic discharge circuits connected to the plurality of wiring lines, respectively;
• a plurality of auxiliary high potential power lines that extend in a direction perpendicular to a plurality of high potential power lines, the plurality of auxiliary high potential power lines electrically connected to the plurality of high potential power lines;
• and
• a plurality of auxiliary low potential power lines that extend in a direction perpendicular to a plurality of low potential power lines, the plurality of auxiliary low potential power lines electrically connected to the plurality of low potential power lines,
• wherein one of the one pair of electrostatic discharge circuits is electrically connected to the plurality of high potential power lines and another of the one pair of electrostatic discharge circuits is electrically connected to the plurality of low potential power lines,
• wherein the plurality of first pad electrodes are in a first pad area adjacent to an upper edge of the first substrate and a second pad area adjacent to a lower edge of the first substrate,
• wherein the plurality of high potential power pads, the plurality of data pads and the plurality of gate pads are disposed in the first pad area, and the plurality of low potential power pads are disposed in the second pad area, and
• wherein the plurality of high potential power pads are connected to the plurality of high potential power lines and the plurality of low potential power pads are connected to the plurality of low potential power lines.