Combined with the space usage indicator light and LED night light, this door handle transmits information through changing the light. The product adds some romantic and dreamlike elements, which aims to make a relax and comfortable environment. It has two working models: during the daytime, the light will turn off when nobody using the room, during the night, the yellow LED night lamp glows to guide people. Whether it's day or night, when there are someone using the room, the light of the door handle will turn to red.