| 摘要 |
<p>Disclosed is a light device which automatically turns on or off light using a chair. Light can be turned on when a user uses a chair. When the user doesn′t use the chair, light is turned off by automatically pressing a switch under a chair. According to the present invention, it can provide use convenience to a user, and also save power consumption because light is automatically turned off which it is not used.</p> |
