| 摘要 |
The present invention relates to an underground lighting buried and installed in a floor of a building such as a trail of a park including moisture, a landscaped flow bed, and an apartment The present invention provides the underground lighting solving a problem that a lamp sufficiently performs illumination due to frost generated on the inner surface of a transparent plate since the moisture is introduced into the underground lighting. Moreover, the underground lighting completely prevents a short circuit due to corrosion generated by moisture introduction and an inoperable state. |
