| 摘要 |
PROBLEM TO BE SOLVED: To enhance visibility even in rainy weather or fog, in addition to a crime prevention effect, in an LED crime prevention light including a blue LED.SOLUTION: A crime prevention light includes: a light source including a plurality of yellow LEDs 1 emitting yellow light and a plurality of blue LEDs 2 emitting blue light; lighting devices 3, 4 capable of individually lighting the yellow LEDs 1 and the blue LEDs 2 of the light source; and a timer 5 outputting an operation signal to the lighting devices 3, 4 when time reaches a preset predetermined time. The lighting devices 3, 4 simultaneously light the yellow LEDs 1 and the blue LEDs 2 of the light source before the timer 5 operates, and turn off the light of the yellow LEDs 1 and light only the blue LEDs 2 when a timer operation signal is input. |
