A device for visualization of data storage, in particular a Kanban system

The invention relates to a device for visualization of inventory data, in particular a Kanban system, wherein a plurality of containers are arranged with goods in at least one bearing unit, a storage unit status data of the container must be fed via a data transmission connection, wherein the state data can be interconnected in a link device, and wherein the state data of one or several containers or a calculated therefrom size can be output optically and / or acoustically to a signaling unit. With such a device more efficient warehousing can be achieved.