| 摘要 |
PROBLEM TO BE SOLVED: To enable a person to wake up comfortably and positively by lighting and an alarm sound. SOLUTION: An alarm device 1 is composed of an alarm clock 5 that has an ON/OFF switch for generating an alarm sound at preset time and is connected to a commercial power supply and a lighting device 2 that is connected to the ON/OFF switch of the alarm clock 5 and lights up at preset time or at time earlier than it.
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