A display device comprising a pixel disposed in a display area, wherein the pixel comprises: a first partition wall and a second partition wall disposed on a base layer and spaced apart from each other; a first electrode and a second electrode respectively disposed on the first partition wall and the second partition wall, and spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode, and including a first end connected to the first electrode, and a second end connected to the second electrode; and at least one insulating layer (INS3, INS4) disposed over the light emitting element and at least one electrode of the first electrode and the second electrode, characterised in that the at least one insulating layer (INS3, INS4) includes at least one opening of a first opening (OPN1, OPN1') adjacent to the first end of the light emitting element and a second opening (OPN2, OPN2') adjacent to the second end of the light emitting element, wherein: (i) the first opening is disposed in an area corresponding to a space between the first end of the light emitting element and the first partition wall, and the second opening is disposed in an area corresponding to a space between the second end of the light emitting element and the second partition wall; or (ii) the first opening (OPN1') is disposed over the first partition wall, and the second opening (OPN2') is disposed over the second partition wall. wherein the pixel comprises: a first partition wall and a second partition wall disposed on a base layer and spaced apart from each other; a first electrode and a second electrode respectively disposed on the first partition wall and the second partition wall, and spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode, and including a first end connected to the first electrode, and a second end connected to the second electrode; and at least one insulating layer (INS3, INS4) disposed over the light emitting element and at least one electrode of the first electrode and the second electrode, characterised in that the at least one insulating layer (INS3, INS4) includes at least one opening of a first opening (OPN1, OPN1') adjacent to the first end of the light emitting element and a second opening (OPN2, OPN2') adjacent to the second end of the light emitting element, a first partition wall and a second partition wall disposed on a base layer and spaced apart from each other; a first electrode and a second electrode respectively disposed on the first partition wall and the second partition wall, and spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode, and including a first end connected to the first electrode, and a second end connected to the second electrode; and at least one insulating layer (INS3, INS4) disposed over the light emitting element and at least one electrode of the first electrode and the second electrode, characterised in that the at least one insulating layer (INS3, INS4) includes at least one opening of a first opening (OPN1, OPN1') adjacent to the first end of the light emitting element and a second opening (OPN2, OPN2') adjacent to the second end of the light emitting element, wherein: (i) the first opening is disposed in an area corresponding to a space between the first end of the light emitting element and the first partition wall, and the second opening is disposed in an area corresponding to a space between the second end of the light emitting element and the second partition wall; or (ii) the first opening (OPN1') is disposed over the first partition wall, and (i) the first opening is disposed in an area corresponding to a space between the first end of the light emitting element and the first partition wall, and the second opening is disposed in an area corresponding to a space between the second end of the light emitting element and the second partition wall; or (ii) the first opening (OPN1') is disposed over the first partition wall, and the second opening (OPN2') is disposed over the second partition wall.