Product Details

Specifications 3.75 Indoor Single Color led advertising display

1. High quality

2.Competitive prive

3.Low consumption

4.Good quality

Product Description of led advertising display

1. Low power consumption

2. User friendly computer system

3. Wide viewing angle ,excellent white color balance

4. Fast and easy to assemble and dismantle.

5. High grayscale (15 bits) with perfect visual performance.

6. High reliability and long lifespan (MTBF ≥ 10000 hours). .

Detail of led

Φ3.75 Indoor Single Color Led Display
Item	Unit	Parameter
Pixel Pitch	mm	4.75
Resolution of Module	dots	64×32
Module Size	mm	304×152
Module Weight	kg	0.44-0.46
LED Type	8×8 Array module
Pixel Configuration	1R
Chip Brand of LEDs	Silan/Epistar/Cree/Nichia
Pixel Density	dots/sqm	44,321
Brightness (White Balance)	nits(cd/sq.m)	300
Red Wavelength	nm	620-625
Green Wavelength	nm	520-525
Blue Wavelength	nm	470-475
Scan Mode	1/16 Scan
Viewing Distance	M	2--15
Best View Distance	M	5--8
Viewing Angle-Horizontal	deg.	120
Viewing Angle-Vertical	deg.	120
Module Maximum Power	W	25
Max. Power Consumption	W/sq.m	500
Avg. Power Consumption	W/sq.m	150
Working Voltage	40A 5V
Power Supply	AC 110/220V
Refresh Rate	Hz/S	≥300
Frame Rate	Hz/S	≥ 60
Gray Scale	256 grade
Display Function	Text
Input Signal	RS232/485, USB,Ethernet
Luminance Degradation	Less than 5% after 1000 hours Ageing test, testing current 30mA, under normal temperature 25°C.
Defective Dot Rate	<0.0001
Life Span	hours	100,000
MTBF	hours	>5,000
Storage Temperature	°C	-35 -- +80
Working Temperature	°C	-20 -- +60
Working Humidity	10-90%RH
Control System	Asynchronization or Synchronization
Quality Certificate	ETL,CE,RoHS,TUV,FCC class A,ISO9001:2008
Warrenty	2 Years
Working Environment	Indoor
Note: The above parameter is just for your reference. It can be changed according to customers' requirements.

Features of the product:

1) High brightness and be adjustable, meets the need of the changing requirement of customer in environment.

2) Having good lightening accordance and no mosaic.

3) Using virtual pixels, better viewing effect for both text & graphic and video.

4) Having larger viewing angle: Horizontal angle 100 degree / elevation angle 45 degree. Getting vivid effect within any position of the viewing range.

5) Any led in each pixel can be respectively repaired, which reduce the cost of the display maitenance.

6) Good heat emission capability

7) Environmental-friendly.

ter-sales service

1) Service principles: response in time, solve problems as soon as possible and ensure the use.

2) Service period: In the Maintenance period of the LED screen body, free of all maintenance charges; After Maintenance period, only charge the material costs fees free of manual work fees.

3) Service scope: If the users find any problem that cannot be solved, please contact with our company, we can response in 24 hours. In order to shorten the maintenance time, Our Company will deploy some spare parts such as power and chips etc.

4) Under normal use and storage, Our Company will be responsible for the equipments.

FAQ

1,How can you place the order to us? We are factory of Outdoor and Indoor LED Display,and has nearly 10 years' Professional experience in this area.If you are interested in our products,we will try our best to cooperate with you.Firstly,you can tell us the module size,then our engineer will analysis and do several kinds of projects as per your request for your selection,every project has its own advantage and disadvantage,all the details included price is for your reference,then you can make decision to select which project is the best fit for your situation.Once you confirmed the order,then you will pay us the deposit of 30%,both of you and us sign the contract,then we will produce the goods for you,make sure to offer you good quality,and delivery the goods within the deadline,Service first,trust us,trust the world.

2.If you want cheaper price,what will we do? As we are factory,so the price we offer you is reasonable,and we must make sure good quality,you can compare the price to other suppliers if in all the same product,but,if your quantity is large indeed,we can also consider very less profit for your long time cooperation with us,and make co-win.Profit is not our last goal,our goal is doing better quality and service for more people,let more persons enjoy the different feeling,more entertainment and the most important news,using our LED Display,you will get relax and happy mood,we can talk about everything.Communcation is not the problem forever.

3.How can you trust the quality of our products? For building the good reputation,just say only is not suitable,we must do it to prove ourself,every course is strict from the beginning we buy material,our engineer inspect the quality of material,even the smallest component,what's more,they will guide workers to produce,once they found the bad point,the products will be done poorly done work over again in the shortest time,they will not stop to test every point until all the point is good ,because they know details decide whether succeed or not especially in nowadays,welcome to check us.

4.Can you visit our factory in China? Usually except our staff,other persons are not allowed to visit the factory,as you know it is not good for workers to produce intently.But,of course,our factory is open to our customers,warmly welcomed you to visit us,and the person who is responsible will guide you to scan the workshop every step,you will know the rough producing situation,then you will be trustfull to us.Business is long time cooperation.Trust is the most important between each other. I think we cannot only do business together,but also can be good friends.The future is belonging to both of you and us.

5.What is our culture? Our factory has our own characteristic culture.It is full of passion,warmth,has our own sunshine motto,every worker in this firm is not only workmate,what's more,we are friends,the friendship is rich,all the staff try their best to work everyday.Our work slogan is:Work warmly,live happily;The spirit is:Strictly demanding,Consciously dedication;The goal is:Customer front,Service first;Service idea:Service loyally,live Wonderfully;Welcome to experience it.

Basic knowledge of led screen:

A. What is LED?

LED is the abbreviation leds (LIGHT EMITTING DIODE), it’s emit visible wavelengths led in the led video display industry

B. what is a pixel and pixel pitch?

The pixel is the smallest unit of light-emitting, consists of red, green and blue colors. The same as ordinary computer monitors.

Pixel pitch refers to the center of the distance between two adjacent pixels.

C. what is the DIP, SMT and SMD?

DIP is DOUBLE IN - LINE PACKAGE, dual-in-line assembly

SMT is FACE SURFACE MOUNTED technology, Is currently one of the most popular technology in the electronic assembly industry;

SMD is SURFACE MOUNTED DEVICE.

P2.5 mini led display screen adopt SMD technology

D. what is the LED display module?