Light emitting diode, light emitting diode module, and display device having the light emitting diode module

A light emitting diode comprising:

• a lead frame unit;
• and
• a light source unit disposed on the lead frame unit, the lead frame unit comprising:
• a body portion having a first surface contacting the light source unit and a second surface opposite to the first surface, the body portion including at least one solder hole recessed from the second surface of the body portion;
• a first conductive layer disposed on the first surface of the body portion;
• a second conductive layer disposed on the second surface of the body portion;
• and
• a connection portion disposed on a through hole defined through the body portion between the first conductive layer and the second conductive layer, the connection portion comprising:
• a connection portion conductive layer disposed on a surface of the through hole;
• a plug disposed on the connection portion conductive layer and filling the through hole;
• and
• a cover plate disposed on the through hole to cover the through hole.