| 摘要 |
PURPOSE: A light-on/off indicator for a bathroom is provided to reduce power consumption by making a light emitting unit operated by the light in a bathroom. CONSTITUTION: A light-on/off indicator for a bathroom includes a light emitting unit. The light emitting unit emits the light according to the light from a lamp. The light emitting unit is made of a rotating optical fiber material. A light emitting rim is installed on a door of the bathroom.
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