The white of this screen acts as a lightbox. You can then trace it.The bright white screen is always in your phone and it is very simple and useful. It could be used everytime daily as a flashlight to light. A web tool in which we provide a white screen that can act as a lifesaver when checking all the dirt and dust particles and dead, stuck, white, and warm pixels.A bright white screen is a photo against a background that emits a high level of white light.