Shenzhen p4 full color 3-in-1 unit board wholesale price, full-color unit board manufacturers in Shenzhen p4 to find Holley flag products detailed description of P4 Indoor SMD full color LED display unit board product name P4 indoor full color LED display LED packaging of optical properties way SMD 2724 red LED wavelength 618-630nm green LED brightness (band error: ± 2.5n) Red LED brightness 140-260mcd Green LED wavelength 518-530nm (band error: ± 2.5n) 470-920mcd blue LED wavelength 465-473nm (band error: ± 2.5n) blue LED brightness level of 85-170mcd Viewing angle ≥ 160 (10/-10) degree vertical viewing angle ≥ 160 (10/-10) the degree of brightness ≥ 2200CD / ㎡ pixel pitch 4mm the pixel density 62500Dots / square pixels constitute 1R1PG1PB Module resolution 32 * 16 = 512Dots drive way and 16 the best line-of-sight the sweep (constant) 2m ~ 32m physical characteristics of the cell plate size (L * W) 128.0mm * 128.0mm unit board weight of 320.0 ± 10g cell plate deformation height ≤ 0.5mm structural characteristics of light flooding unity to the input voltage (DC) electrical properties of the maximum current of 4.8-5.5V 2.7A maximum power of the cell plate 20W mean time between failures ≥ 10,000 hours service life of 75,000 to the 100,000 hours pixels control rate of <0.0002 use the environment to use the environment indoor operating temperature range of -20 to 50 ° C Operating humidity range 10% to 90% RH Storage humidity range 30% to 60% RH