Provided are a light emitting device and a light unit. The light emitting device includes a package body including a body, a plurality of electrodes on the body, and a concave portion on at least one of the plurality of electrodes, a light emitting chip including a convex portion corresponding to the concave portion to couple and attach the concave portion to the convex portion, the light emitting chip including a first conductive type semiconductor layer, a second conductive type semiconductor layer, and an active layer between the first conductive type semiconductor layer and the second conductive type semiconductor layer, and an adhesion layer on a bottom surface of the light emitting chip.