说明：  2051上的一个医院护理用的护理级别显示， 用于护士站的护理级别显示，相应床号下有一个三色显示LED灯，按一下LED灯，顔色变换一次，其顔色代表护理级别。
(2051 on a hospital level of care with the care shown for the level of care nursing station show an under the bed number to the corresponding three-color LED lights display, click the LED lights, a color change, the colors represent the level of care.)