Light emitting element, manufacturing method thereof and light emitting module using the same

A light emitting module, comprising:

• a substrate;
• and
• a plurality of light emitting elements disposed on the substrate, wherein each of the light emitting elements includes:
• a first LED disposed on the substrate, having a first P-type semiconductor and a first N-type semiconductor;
• a second LED disposed above the first LED, having a second P-type semiconductor and a second N-type semiconductor;
• a first electrode electrically connected to the first P-type semiconductor and the second N-type semiconductor;
• and
• a second electrode electrically connected to the first N-type semiconductor and the second P-type semiconductor;
• wherein the first electrode and the second electrode are electrically connected to an alternating current to activate the first LED and the second LED to emit light by turns.

A manufacturing method of a light emitting element, comprising:

• forming a first light emitting diode (LED), wherein the first LED has a first P-type semiconductor and a first N-type semiconductor;
• forming a second LED above the first LED, wherein the second LED has a second P-type semiconductor and a second N-type semiconductor;
• and
• forming a first electrode and a second electrode, wherein the first electrode is electrically connected to the first P-type semiconductor and the second N-type semiconductor, and the second electrode is electrically connected to the first N-type semiconductor and the second P-type semiconductor.