Provided are a light emitting device. The light emitting device comprises a package body, an insulating layer on a surface of the package body, first and second electrode layers on the insulating layer, a light emitting diode disposed on the package body and electrically connected to the first and second electrode layers, a resistor layer connected to the first electrode layer, a first element part in a first doping region within the package body, a second element part in a second doping region within the package body, and a third electrode layer connected to the first element part and the second element part.