P4.81 Building Outdoor LED Display Screen Manufacturer

P4.81 Building Outdoor LED Display Screen

: http://chinatreadmills.com/treadmill-display-screen.html

Application

P4.81 building outdoor LED display screen can be applied to outdoor backdrop display screen and floor tile display screen at the same time. We provide custom external current-sharing backup to guarantee that blank screen problems will never occur.

Parameters

Optical Features

LED packaging	SMD2525
Horizontal visual angle	140(+20/-20)degree
Vertical visual angle	120(+20/-20)degree
Brightness	≤4500CD/m² (Black PC sheets with a transmittance 5%; plus PC sheet brightness is ≤225CD/m²)
Pixel spacing	4.807mm
Pixel density	43264Dots/m²
Pixel composition	1R1G1B
Panel resolution ratio	52*52=2704Dots
Cabinet resolution ratio	104*104=10816Dots
Drive mode	1/13(constant current)
Best viewing distance	≥5m
Attenuation rate (after 3 years)	≤15%
Panel dimension (LWT)	25025014.0mm
Panel weight	0.62Kg±0.02Kg

Physical Features

Cabinet dimension (LWT)	500500(65+8)mm(8mm is PC sheet thickness)
Cabinet weight	9Kg±0.2Kg(cabinet weight 6.8KG+PC panel weight 2.2kg)
Structural features	Light and drive in one
Input voltage (DC)	4.5-5V
Maximum current	6.2A
Panel maximum power	31W
Maximum power (W/m²)	1000

Electricity Features

Average power (W/m²)	280-375
Average fault-free duration	≥10,000 hrs
Service life	≥100,000 hrs
Blind spot rate	Less than 0.03%
Control mode	Synchronous control

Service Environment

Service environment	Outdoor
Storage temperature range	-25℃ to 45℃
Storage humidity range	35% to 65% RH

Features

1. P4.81 LED display screen cabinet dimension is 500*500mm while its weight is only 6.8kg;
2. The cabinet adopts die-casting aluminum mold which has features of high strength, high tenacity and high accuracy. Its thickness is only 65mm;
3. The LED display screen adopts high gray-scale and high refresh design. Its refresh frequency is over 2880Hz;
4. It features excellent heat dispersion and overall no wire design, and adopts gold plating connectors so that its products are reliable and safe.