The Da-Lite 25" Stacking Lectern with Sound System converts from a full-sized floor lectern to a tabletop model with its own matching projection stand that has a built-in electrical receptacle and casters. This lectern offers an over-sized reading surface that holds a 3-ring binder, heavy-duty industrial casters for easy mobility, and a spacious storage shelf. It incorporates a high-intensity reading light and LED digital clock / timer with countdown capability.