vegoo LED Display as a professional Fixed Led Display for Outdoor manufacturer and supplier in China, all the Fixed Led Display for Outdoor have passed the international industry certification standards, and you can be completely assured of quality. If you do not find your own Intent Fixed Led Display for Outdoor in our product list, you can also contact us, we can provide customized services.
"Common cathode"is actually an energy-saving technology for LED display.Due to the different working voltages and currents required by the R ,G,B (red,green,blue)lamp beads, the current in the common cathode power supply mode will first pass through the lamp beads and then to the IC cathode .Reduce the forward voltage drop,reduce the on-resistance,and achieve the purpose of energy saving.
