Lighting device and display device having the lighting device

A display device, comprising:

• a lighting device;
• and
• a light guide plate disposed to be spaced apart from the lighting device,
• wherein the lighting device comprises:
• a circuit board in which light emitting elements are mounted to one surface of a supporting substrate;
• a substrate housing disposed to be spaced apart from another surface opposite to the one surface of the supporting substrate;
• and a distance regulating portion formed between the circuit board and the substrate housing to adjust a spaced distance between the circuit board and the substrate housing according to movement of the circuit board,
• wherein the distance regulating portion functions to fix the circuit to the substrate housing via a fixing element formed in the circuit board and the substrate housing.