The common standard of outdoor LED screen is PH16mm and PH20mm. And the common standard of indoor LED screen is PH10mm.
The mobile led display screen always fixed on the mobile- trailer. Mobile display all used in outdoor. So it’s brightness must above 5500nits. It maybe raining, so the protection grade must above IP65. And it also need windproof.
Commercial advertising LED display is the first usage and the most widely useage in LED display area. In 1965 year, the commercial advertising LED display started lunch on the market and was very popular.
The arc LED display often installed on the stage as background wall. They are used to display some background video, pictures, words. They are mostly used on the great athletic meeting like Olympic Games, concert, Spring Festival Gala, award party and so on. It should be full color display.
LED billboard such as train station & bus station digital billboards, air port & sea port information showing system, street shop & supermarket LED message board.
The transparent LED display also called curtain LED display. It was called curtain LED display beacuse it was pierced work and looks like curtain. It usually used on indoor. We can looked outdoor scenery through the curtain display. It is very light.