| 摘要 |
<p>A wristwatch according to one embodiment of the present invention includes a display panel and an ultraviolet light emitting diode unit for detecting a forgery which is arranged on one side of the display panel. The ultraviolet light emitting diode unit for detecting the forgery is arranged on a support substrate which is located on the outer side of the display panel. The ultraviolet light emitting diode unit for detecting the forgery includes a printed circuit board which is arranged on the support substrate and an ultraviolet light emitting diode chip which is mounted on the printed circuit board.</p> |
