The Dehumidification box can create a dry space for the photographic equipment. And it is simpler to use than other lens dryers on sale. Its compact size allows it to be used in more scenarios (user can put it in a lens storage box or pack it into a lens backpack). Its shape is inspired by the lens, and its translucent material on the top allows user to easily observe changes in the color of the internal desiccant to assess moisture absorption. In addition,it costs less and is more environmentally friendly,Its internal desiccant particles are inexpensive and can be reused.