An organic light emitting diode comprising: first and second electrodes facing each other; a first emitting part between the first and second electrodes and including a first emitting material layer and a first electron transporting layer; a second emitting part between the first emitting part and the second electrode and including a second emitting material layer and a second electron transporting layer; and a first charge generation layer between the first and second emitting parts, wherein an organic compound is included in at least the first charge generation layer, characterized in that the organic compound is represented by following Formula: wherein each of R 1 to R 3 is independently selected from the group consisting of hydrogen, deuterium, tritium, substituted or non-substituted C 1 -C 20 alkyl, substituted or non-substituted C 1 -C 20 alkoxy, substituted or non-substituted C 5 -C 30 cycloalkyl, substituted or non-substituted C 4 -C 30 heterocycloalkyl, substituted or non-substituted C 5 -C 30 aryl, substituted or non-substituted C 4 -C 30 heteroaryl, substituted or non-substituted C 5 -C 30 oxyaryl and substituted or non-substituted C 4 -C 30 hetero-oxyaryl, wherein a is 2 or 3, b is 1 or 2, c is 2 or 3, and the summation of a, b and c is 7, wherein Ar 1 is selected from the group consisting of substituted or non-substituted C 1 -C 20 alkylene, substituted or non-substituted C 5 -C 30 cycloalkylene, substituted or non-substituted C 4 -C 30 heterocycloakylene, substituted or non-substituted C 5 -C 30 arylene and substituted or non-substituted C 4 -C 30 heteroarylene, and each of Ar 2 and Ar 3 is independently selected from the group consisting of hydrogen, deuterium, tritium, halogen, nitrile, substituted or non-substituted C 5 -C 30 aryl, substituted or non-substituted C 4 -C 30 heteroaryl, substituted or non-substituted C 5 -C 30 oxyaryl and substituted or non-substituted C 4 -C 30 hetero-oxyaryl, and wherein n is 0, 1 or 2. first and second electrodes facing each other; a first emitting part between the first and second electrodes and including a first emitting material layer and a first electron transporting layer; a second emitting part between the first emitting part and the second electrode and including a second emitting material layer and a second electron transporting layer; and a first charge generation layer between the first and second emitting parts, wherein an organic compound is included in at least the first charge generation layer, characterized in that the organic compound is represented by following Formula: wherein each of R 1 to R 3 is independently selected from the group consisting of hydrogen, deuterium, tritium, substituted or non-substituted C 1 -C 20 alkyl, substituted or non-substituted C 1 -C 20 alkoxy, substituted or non-substituted C 5 -C 30 cycloalkyl, substituted or non-substituted C 4 -C 30 heterocycloalkyl, substituted or non-substituted C 5 -C 30 aryl, substituted or non-substituted C 4 -C 30 heteroaryl, substituted or non-substituted C 5 -C 30 oxyaryl and substituted or non-substituted C 4 -C 30 hetero-oxyaryl, wherein a is 2 or 3, b is 1 or 2, c is 2 or 3, and the summation of a, b and c is 7, wherein Ar 1 is selected from the group consisting of substituted or non-substituted C 1 -C 20 alkylene, substituted or non-substituted C 5 -C 30 cycloalkylene, substituted or non-substituted C 4 -C 30 heterocycloakylene, substituted or non-substituted C 5 -C 30 arylene and substituted or non-substituted C 4 -C 30 heteroarylene, and each of Ar 2 and Ar 3 is independently selected from the group consisting of hydrogen, deuterium, tritium, halogen, nitrile, substituted or non-substituted C 5 -C 30 aryl, substituted or non-substituted C 4 -C 30 heteroaryl, substituted or non-substituted C 5 -C 30 oxyaryl and substituted or non-substituted C 4 -C 30 hetero-oxyaryl, and wherein n is 0, 1 or 2. wherein each of R 1 to R 3 is independently selected from the group consisting of hydrogen, deuterium, tritium, substituted or non-substituted C 1 -C 20 alkyl, substituted or non-substituted C 1 -C 20 alkoxy, substituted or non-substituted C 5 -C 30 cycloalkyl, substituted or non-substituted C 4 -C 30 heterocycloalkyl, substituted or non-substituted C 5 -C 30 aryl, substituted or non-substituted C 4 -C 30 heteroaryl, substituted or non-substituted C 5 -C 30 oxyaryl and substituted or non-substituted C 4 -C 30 hetero-oxyaryl, wherein a is 2 or 3, b is 1 or 2, c is 2 or 3, and the summation of a, b and c is 7, wherein Ar 1 is selected from the group consisting of substituted or non-substituted C 1 -C 20 alkylene, substituted or non-substituted C 5 -C 30 cycloalkylene, substituted or non-substituted C 4 -C 30 heterocycloakylene, substituted or non-substituted C 5 -C 30 arylene and substituted or non-substituted C 4 -C 30 heteroarylene, and each of Ar 2 and Ar 3 is independently selected from the group consisting of hydrogen, deuterium, tritium, halogen, nitrile, substituted or non-substituted C 5 -C 30 aryl, substituted or non-substituted C 4 -C 30 heteroaryl, substituted or non-substituted C 5 -C 30 oxyaryl and substituted or non-substituted C 4 -C 30 hetero-oxyaryl, and wherein n is 0, 1 or 2.