A display device comprising: a substrate; a first electrode, a second electrode, and a third electrode on the substrate, the first electrode, the second electrode, and the third electrode being sequentially arranged along a first direction; at least one first light emitting element located between the first electrode and the second electrode; at least one second light emitting element located between the second electrode and the third electrode; a first contact electrode overlapping the first electrode and one end of the at least one first light emitting element, the first contact electrode being in contact with the first electrode and the one end of the at least one first light emitting element; a second contact electrode overlapping the other end of the at least one first light emitting element, the second contact electrode being in contact with the other end of the at least one first light emitting element; and a third contact electrode overlapping the second electrode and the other end of the at least one second light emitting element, the third contact electrode being in contact with the second electrode and the other end of the at least one second light emitting element, wherein the second contact electrode extends while detouring the third contact electrode, overlaps the third electrode and one end of the at least one second light emitting element, and is in contact with the one end of the at least one second light emitting element, wherein a first passivation layer is at least disposed on one area of the second electrode, wherein the second contact electrode overlaps the second electrode and is insulated from the second electrode by the first passivation layer; wherein the second contact electrode overlaps the third electrode and is in contact with the third electrode in one area of the third electrode which is not covered by the first passivation layer; and wherein the at least one first light emitting element and the at least one second light emitting element are connected in series between the first electrode and the second electrode. a substrate; a first electrode, a second electrode, and a third electrode on the substrate, the first electrode, the second electrode, and the third electrode being sequentially arranged along a first direction; at least one first light emitting element located between the first electrode and the second electrode; at least one second light emitting element located between the second electrode and the third electrode; a first contact electrode overlapping the first electrode and one end of the at least one first light emitting element, the first contact electrode being in contact with the first electrode and the one end of the at least one first light emitting element; a second contact electrode overlapping the other end of the at least one first light emitting element, the second contact electrode being in contact with the other end of the at least one first light emitting element; and a third contact electrode overlapping the second electrode and the other end of the at least one second light emitting element, the third contact electrode being in contact with the second electrode and the other end of the at least one second light emitting element, wherein the second contact electrode extends while detouring the third contact electrode, overlaps the third electrode and one end of the at least one second light emitting element, and is in contact with the one end of the at least one second light emitting element, wherein a first passivation layer is at least disposed on one area of the second electrode, wherein the second contact electrode overlaps the second electrode and is insulated from the second electrode by the first passivation layer; wherein the second contact electrode overlaps the third electrode and is in contact with the third electrode in one area of the third electrode which is not covered by the first passivation layer; and wherein the at least one first light emitting element and the at least one second light emitting element are connected in series between the first electrode and the second electrode.