@drefsvfgbjhtl
Aktywny 2 lata, 6 miesięcy temu
“LED screen is an advertising medium, an electronic screen that uses semiconductor LEDs as a light source. LED stands for light emitting diode. The first LED screens were published in Japan and North America. These screens, which were initially used in stadiums and sports fields, later took their places on the city streets. The first true LED[…] Zobacz
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