| 摘要 |
A light bulb includes a bulb base, a light holder, a plurality of light emitting elements, and a bulb shell. The bulb base has a connection part and an engaging part disposed opposite to each other. The light holder includes a surrounding wall connected to the bulb base at the engaging part, and an end wall connected to the surrounding wall. The light emitting elements are disposed on the surrounding wall and the end wall and are connected electrically to the bulb base. The bulb shell includes a light-transmissive shell body that engages the engaging part of the bulb base, and has a receiving space defined by the shell body and into which the light holder extends.
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