Video Screens, Inc. LED modules come in many different shapes and sizes. We build indoor and outdoor series. Modules come in either aluminum or steel frames. LED Modules come either surface mounted or SIM or DIP The sizes of the LED screen frames come 1m x 0.5 m or 1mx1m usually. For servicing the modules we build front service and back service LED screen module sections. ALL modules attach to each other and then create the overall finished sign size. Attached are sample specs of our LED screen modules showing power requirements size of cabinet size of LED lamps.