LED Display Screen Wide Viewing Angle Indoor Rental LED Display P3.91 SMD2121 High Brightness

Rental LED Display Screen Specification5-Indoor rental led display.pdf

Product Features







Fast Installation and Easy Maintenance

→Truss hanging anf ground support both available
→Cable-less between modules
→Front and rear access
→Tools free installation




Slim,Light Weight and Quiet

→500mm*500mm or 500mm*1000mm options
→80mm thickness
→Fanless design



Unsupassed Color Uniformity

→Unique color calibration precess
→Tight bin selection for LED wavelength
→Deep black levels,contrat ratio 4000:1





Superior Electrical Features
→Dual signal backup port
→UI LCD monitoring display indicates the status




How to measure brightness?
Nit is a unit to measure luminance over a square meter. It is also well-known as meter-lamberts.
NIT = meter-lamberts = candela per square meter (cd/m2)
Why does brightness matter?
At night, generally speaking, LED displays are always readable and working fine.
How to make a good choice between the flight case and wooden case?
Flight case is usually used for the rental LED display, which makes the transportation more convenient and protect the LED display better.
Wooden case is only for one time using transportation, such as the fixed installation LED display, wooden case is the best way for packing since the low cost and at the same time it can also ensure the safety of the LED display.
If your LED display screen system is for the rental use, please choose the flight case.
What is best viewing distance? How to calculate the best viewing distance of the LED display?
Best viewing distance refers to the distance between the LED Display and its viewers, where the people can see a whole and clear picture of the image on the LED display.
There’s 2 ways to calculate the best viewing distance: one is by the pixel pitch, one is by the diagonal.


Packaing and shipping


About Us



►Rich experience: established in 2005; familiar with technical and material about LED display.
►Absolute OEM service: providing the most suitable solution for you according to your different demands (such as quality, price and etc.). At least 3 different types in one material are provided for your choice , and with the lowest-cost custom service.
►Powerful R&D ability: excellent engineers are constantly developing new products and improving them.
►Good quality:All products have passed CE, ROHS, FCC certification.
►Thoughtful service: we always serve you heart and soul, striving to make our products meet your demands in maximum degree.
We guarantee all our LED products for 2 years and provide lifetime maintenance charging only for raw materials. We provide an excellent after-sale service, which contains free training, free CAD drawings, for more convenience and free consultation lifetime.