Electrically-powered illuminated price or name badge display

摘要

The display displays numbers, letters and symbols on a display field (2) at the front, where the display contents (7) is adjustable or programmable.The display may be linked to similar devices to produce an extended display, with connection by magnetic or mechanical means. The display adjustment is by push-button, knob or similar, or by connection to a computer by a suitable interface. The power is supplied by battery or solar cell or mains electricity.