| 摘要 |
A digital message and display device for use on a vehicle, structure or personal item comprises a processing unit including a memory storage device for location in the vehicle. A power connector connects the processing unit to a source of power. A data input mechanism is provided for inputting data comprising text and/or images to the memory storage device. A display screen located on or in the vehicle then displays the text and/or images received from the processing unit such that the text and/or images are formed and can be observed as part of the external appearance of the vehicle.
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