| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an outdoor light device capable of reducing the number of times of replacement works of lamps. <P>SOLUTION: The outdoor light device 1 for use as a public road lamp or the like attached to an electric pole, or the like, is provided with a plurality of lamps 4A, 4B, 4C, installed outdoors, and a selective lighting part capable of selectively lighting a part of the plurality of lamps 4A, 4B, 4C and replacing the lamps 4A, 4B, 4C to be lit. <P>COPYRIGHT: (C)2010,JPO&INPIT |
