Red high brightness 0.56" LED Display Digital Tube Common Anode 1/2/3/4 Bit
ab 1,63 €
A digital tube, also known as a glow tube, is an electronic device that can display numbers and other information. Most digital tubes have a cathode in the shape of a number. By charging one of the cathodes, the digital tube emits a color light, usually orange or green, depending on the gas inside the tube.
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