Abstract: A display device includes a display panel having subpixels formed thereon, each of the subpixels including a driving transistor configured to generate a driving current for driving a light emitting element, and at least one light emission control transistor configured to apply a high-potential voltage to the driving transistor, a gate driver configured to receive a gate high voltage and a gate low voltage, and to output a gate signal for controlling the transistors included in the subpixels, and a power supply configured to supply a gate high voltage set according to a voltage level of the high-potential voltage to the gate driver.