| 摘要 |
A LED lighting apparatus includes a flexible tubular support which houses an electric cable, a lighting head in which a light emitting diode (LED) is mounted, a sleeve fitted on the lighting head and composed of a material that permits it to serve as a heat-sink, a cap which houses said sleeve and said lighting head, the cap and the sleeve being rotatable with respect to the lighting head for movement between a first position in which a focused light beam is provided and a second position in which a diffused light is provided.
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