Discussed is a display apparatus, including at least one horizontal semiconductor light emitting device having a first conductive electrode and a second conductive electrode; first and second wirings spaced apart from each other on a substrate, and electrically connected to the first and second conductive electrodes, respectively; a first bump disposed between the first wiring and the first conductive electrode; and a second bump disposed between the second wiring and the second conductive electrode, wherein at least one of the first and second bumps protrudes toward the other one from an edge of either one of the first and second wirings.