在路灯及广告灯箱控制中,广泛使用各式各样的控制器。它们每天自动控制路灯及广告灯箱的开关,使路灯晚上自动亮灯,早上自动熄灯,是路灯及广告灯箱控制中不可缺少的器件。在这些各式各样的控制器中,有光控开关、定时开关、经纬型控制器等。由于工作原理不同,它们各有优点,同时也 In the street light and advertising light box control, widely used a wide range of controllers. They automatically control the lights and advertising light boxes every day the switch, the lights automatically turn on the lights at night, turn off the lights automatically in the morning, street lights and advertising light control indispensable device. In these various kinds of controllers, there are light control switch, timer switch, latitude and longitude controller and so on. Because of their different working principles, each has its own advantages, at the same time