Scrolling Screen is a sign that displays several messages in the space of just one. Scrolling Screen is a several message display 'on the smaller side' for indoor and point-of-purchase usage. They can turn vertically. Scrolling Screen adopts DC (rechargeable battery) supplying system or AC (110v/220v) supplying system. All the units are packed into one aluminum box. You can take the portable road show traveler at any site to motion your advertising or promotional space. After one times charging, the traveler (DC Model) can run maximal 72 hours continuously. We have the following models available: Model: KDL-AC-85/95 Picture Size (cm): 85/95(Width) Specification: Material: 1.5mm Aluminum Power Supplying: 110v-220v/50/60Hz Height: 150 cm ~190 cm