The design and construction of the service facilities upgrading the service facilities in the Zhangzhu service area of the Jiangsu section of the Yixing-Changxing Expressway in Jiangsu Province has been completed, and its outdoor two multimedia LED large-screen displays are undertaken by Shenzhen Sunac Zhixin Technology Co., Ltd.

The LED large screen is spliced with P4 module waterproof box, installed with double columns on the floor, 4.608 meters wide and 5.76 meters high, and the two large screens have a total of 53 square meters. Combined with LED video processor, flange + column, aluminum plate edging, special power distribution cabinet and other supporting facilities, the overall effect is beautiful and atmospheric.

LED P4 module parameters:

Size: pixel pitch (mm) 4mm

Box dimensions (W×H×D) / (mm) 768×768×102

The cabinet resolution is 192×192 

Module size (W×H)/(mm) 256×128

Brightness (NIT) 6000

Refresh rate (Hz) ≥ 1920

Grayscale (bit) 16

Contrast ratio 15000:1

Drive mode 1/4

AC working voltage (V) 100~240

Power (max/average) (W/m²) 800/267

Storage temperature(°C) -40~+60

Working temperature(°C) -20~+50

Storage humidity(RH) 10%~90%

Operating humidity(RH) 10%~90%

Protection class (front/rear) IP65/IP54

LED life (H) 100000

Module maintenance mode: pre-maintenance/post-maintenance (optional)

Power supply & other maintenance methods: pre-maintenance/post-maintenance (optional)

Installation method landing, front/rear installation