| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric toothbrush of which the enlargement in size can be suppressed and in which the invasion of water into a panel member can also be suppressed.SOLUTION: The electric toothbrush includes: light emitting elements 31 arranged on a board 12 which is disposed inside a housing 10; and the panel member 32 arranged in the recess 10B of the housing 10. The panel member 32 has a structure where a front side translucent member 43, a rear side translucent member 42, and a light shielding member 41 are integrally welded to each other, and is fixed to the housing 10 via a welding structure which is formed between the rear side translucent member 42 and the housing 10. |
