The delay save energy light is used in the corridor for brightening, as soon as press the button, the light turn on immediately.After several minutes it turn down by itself.

• 摘要：延迟节能灯可用于楼梯走道等处照明之用，使用者只要按一下按扭，电灯就亮，数分钟后电灯会自动熄灭。