A display panel is provided, which includes: a plurality of gate lines; a plurality of data lines intersecting the gate lines; a plurality of switching elements connected to the gate lines and the data lines; a plurality of pixel electrodes connected to the switching elements; a plurality of driving signal lines transmitting a plurality of driving signals; a plurality of test pads for test signals disposed near an edge of the panel; and a gate driver generating and applying gate signals to the gate lines responsive to the driving signals transmitted from the driving signal lines.