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LED bulbs to choose four steps away The latest technology of universal LED lamp brightness is equivalent to a 7 w a 60 w incandescent lamp, and energy saving more than 85%, the service life of 15 years, can quickly switch 50000 times, the r...

Take you have a thorough understanding of LED display system Large electronic equipment engineering system based on LED display equipment of LED display system is made to calculate conversion counsels, video equipment, display, power amplif...

How to calculate the indoor and outdoor full-color LED display screen area? By calculating the color bright LED display cabinet viewing distance, you can lunch we find out the most suitable distance of the viewer, and the best visual Angle,...

Five leds technology development problem to be solved LED lighting, LED display screen are energy saving, environmental protection products. LED lights than incandescent lamp has obvious advantages, but suffer from domestic development late...

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