| 摘要 |
To provide a security lighting apparatus of a kind capable of easily optimizing the timing at which an alert is carried out, when a human body is detected by a human body detector 1 during the time zone determined by a time zone setting device ( 19 ), an alert is issued to an intruder entering within any one of detection zones (A 1 to A 4 ) and, accordingly, the timing at which the alert is initiated during the time zone can be easily and properly set.
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