Discussed is a display device, including a semiconductor light emitting device and a substrate having a receiving groove in which the semiconductor light emitting device is accommodated, wherein the semiconductor light emitting device includes a first conductive semiconductor layer, a second conductive semiconductor layer disposed on an upper portion of the first conductive semiconductor layer, a first conductive electrode disposed on the first conductive semiconductor layer and a second conductive electrode disposed on the second conductive semiconductor layer, and spaced apart from the first conductive electrode along a horizontal direction of the semiconductor light emitting device, wherein the first conductive semiconductor layer has a symmetrical shape with respect to at least one direction of the semiconductor light emitting device so that the first conductive electrode and the second conductive electrode are arranged at preset positions when the semiconductor light emitting device is accommodated into the receiving groove.