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The Trade Exhibition Banner Diaries

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As is usually found inside the picture, the LED image human body includes a diode image with two arrows. The 2 arrows denote that light is emitted from this machine. An LED has an anode and cathode terminal. From the image, the anode is to the left and cathode on https://www.uk-exhibitionstands.co.uk/product/monolith-3m-display-wall-3x4-6/

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