A light emitting diode (LED) device is disclosed. The LED device includes a light emitting module, a metal barrier, an isolation structure, a metal housing and a plurality of lenses. The light emitting module has a plurality of light emitting diodes serving as light sources. The metal barrier is disposed above the light emitting module, and the light emitting diodes are exposed from the metal barrier. The isolation structure and the metal housing are disposed above the metal barrier. The lenses are disposed corresponding to the light emitting diodes. The lenses are directly fixed on the metal housing or located between the isolation structure and the metal housing.