| 摘要 |
PROBLEM TO BE SOLVED: To provide an alarm device which can change the manner of lighting of a lamp portion in a normal state and an abnormal state during monitoring according to user's preference, and prevent the manner of lighting of the lamp portion from being easily changed during monitoring.SOLUTION: An alarm device 1 including a lamp portion 7 which is lighted when being powered, and giving an alarm on detection of a variation in an external environment beyond a predetermined extent. The lamp portion 7 is configured such that setting of the manner of lighting can be changed during an initial setting time after starting of power supply, and the manner of lighting is different between a normal state in which no variation in the external environment beyond the predetermined extent is detected and an abnormal state in which a variation in the external environment beyond the predetermined extent is detected.SELECTED DRAWING: Figure 1 |
