When the marking device is used at night, the luminous effect of the digital display device and the rotating lamp box is more remarkable, thus playing the role in propaganda to the utmost degree.
该标识装置在夜间使用时，数字显示装置和 旋转灯箱的发光效果更为明显，最大程度发挥了宣传作用。
The display unit comprises a flexible circuit board matched with the shape of the curved surface of the fan blade, and a luminous element arranged on the flexible circuit board.
所述显示单元包括与扇叶叶片曲面形状适配安装的挠性电路板及设于所述挠性电路板上的发光元件。
Each luminous point comprise red, green, blue which owns respectively 256 level gray scale. Totally can display 16777216 kinds colors.
每一个发光点都包含红、绿、蓝各256级灰度，构成了16777216种颜色。
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